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Aether has a pretty good birthday present (this fic has been abandoned)

Summary:

This is my first fic ever so have fun.

Aether had an idea to make Xiao enjoy his birthday for once, so a little bit of alcohol and some pets will do the trick.

Smut is in the second chapter so until that’s been posted it’s all fluff. Hope ya like it!

Notes:

Let’s get this going! If I make any spelling mistakes please tell me in the comments.

(See the end of the work for more notes.)

Chapter 1: Pretty bird.

Chapter Text

When Xiao first met the traveler he thought them mad, they fought with no regard for their own life. And did not fear that which they should. But now? He thinks them kind, if a bit of a bleeding heart. And they still had no fear for what they should, for example Xiao.

 

It was Xiao’s birthday, and the traveler had decided to celebrate it with alcohol. Why Aether thought it was a good idea he does not know.

So here they were atop wangshu inn hidden within the foliage of the upper branches, drinking a bottle of wine that Aether just had for some reason. It was a deep bronze glass covered in gold and written on it was a language unknown to Xiao. They were sat next to each other with plates of almond tofu and grilled tiger fish laid out in front of them. Thankfully Paimon had been left with xiangling for the time being.

“Do you like the almond tofu?” Aether said suddenly, cheeks flushed with the liquor.

“It was…good” perhaps the liquor had actually worked? “Adepti are not affected by mortal substances, yet… What is in this?” Xiao said slowly there was the faintest dusting of pink on his cheeks.

“It’s called ℸ ̣ ∷⚍ᒷ ∴╎リᒷ ̣, it’s a drink from my home, it’s made for immortals with resistances.” Said Aether, the odd sound of wiggling laminate and crackling lightning forming the ethereal language of his home.

Xiao hummed lightly, “seems it’s potent” lips loose with the alcohol.

It was at this moment that Aether noticed a small teal feather in Xiao’s hair. Staring openly Aether, spurred on by the alcohol buzzing in his system gently lifted his hand and poked it. And watched in amazement as it twitched like the ear of a cat.

Xiao startled his head snapped to the side as if he had been struck. The feather flattened itself to Xiao’s head.

Xiao hissed out “ what are you doing?!”

Aether not getting the hint pulled his hand back and stared at it “fluffy” was his only comment.

Xiao sighed “you are crazy”

Aether just took a bite out of the grilled tiger fish next to them.

Minutes later Aether once again moved his hand up to touch the feather, after having noticed it had been joined by at least 6 other feathers. As Aether’s hand got close Xiao looked at him with a ‘if you touch me I will bite your hand off’ face. And Aether the crazy man he is touched the fluffy feathers burying his hand within their fluff.

Aether was promptly pinned. Xiao spinning from his spot on the edge of the roof to slam Aether’s wrists into the blue tile roof. Xiao used his body to pin Aether down on his back, body’s pressing close. Xiao glared down and Aether, growling in annoyance.

Aether just flicked his right hand and dislodged Xiao’s grip on his wrist. Shifting to pin Xiao’s hand beneath his elbow so he could reach up and once more bury his hand in Xiao’s head feathers.

“You are insane testing an adepti’s patience like this”

Aether leaned up to whisper into the adepti’s ear “you could have kept my wrists pinned easily” Pulling slightly on Xiao’s head to move him closer, relishing in the shiver that ran through the shorter’s form.

Xiao pushed harder down on Aether his entire body squishing into Aether’s in revenge.

Aether suddenly remembering he had a hand buried in the softest and fluffiest thing he’s ever felt, began to gently scratch at the adepti’s head. And Xiao? he melted. Muscles relaxing and grip loosening until he was no longer pinning Aether, but instead simply laying atop him.

Aether chuckled the vibration rattling through Xiao’s entire body further relaxing him. Aether brought his left hand up so he could scratch more of the feathers that were slowly covering Xiao’s entire head. Watching in fascination as the feathers grew and spread all along his neck shoulder and down his arms.

“Cute little birdie” Aether said earning a grumble from Xiao, Aether simply chuckled and continued his petting. Slowly moving and scratching Xiao’s head shoulder and arms. Back to his head, watching as several small pin feathers dappled themselves along his cheekbones. Xiao’s eyes flutter threatening to close as waves of purification flow from Aether’s hands. Soothing the karmic debt that weighed down Xiao’s shoulders.

It was a truly unfair use of purification, allowing Aether to completely put the yaksha at ease, with nothing more than a thought.

Aether watched in fascination as more and more feathers coated Xiao’s form, visible through his see through tank top. They covered his spine his shoulders in swirling colours of teal and forest green. Odd chirp like noises escaped Xiao’s throat as he relaxed further into the stars hold.

A gust off wind blew through the branches around them, scattering leaves and making Xiao’s feathers twitch. On the horizon a patch of grey clouds steadily approaching their perch within the tree canopy.

“Let’s get inside before that storm gets too close shall we?” Aether said slowly shifting his body so that he sits up with Xiao’s head nestled in his lap.

A simple chirp like groan comes from Xiao as he stands up and tries to shake off the lethargic pull of purification.

“Fine, if that is what you wish” Xiao says tiredly.

Chapter 2: It finally happens!

Summary:

I got one comment and had some time free! Now enjoy this double the length of the previous chapter!

Notes:

Chapter count went up because I will be adding some fluffy after care eventually.

(See the end of the chapter for more notes.)

Chapter Text

After cleaning up and storing the leftover food. They returned to Xiao’s room at wangshu in, given to him by the first owner.

Aether then preceded to continue his mission of getting Xiao to rest by gently grabbing Xiao around his waist and pulling so both of them ended up falling into the large bed in the corner of Xiao’s room, it was a mess of pillows and blankets appearing more like a bird's nest than a bed.

Landing with Xiao once again resting his head on the blonde's chest, Aether then continued the petting, once more burying his fingers into Xiao’s hair which was now mostly feathers. Xiao immediately melted his entire body melting onto Aether’s, until they fit together like puzzle pieces.

As Aether’s hands ran up and down Xiao’s arms and across his shoulders they dipped down slightly, giving a good scratch to the feathers covering the yaksha’s back underneath his shirt, causing him to let out a rather loud groan that sounded just a little bit to like a moan for Aether not to comment on it.

“Are the feathers there sensitive my little birdy,” Aether said while repeating to scratch and pet those same feathers, causing more moans to be pulled from Xiao’s throat.

“Its...” Xiao stuttered “no one has touched there in centuries” he was far too out of it to realize that he had already told Aether that many months earlier.

“Well, I’d say you enjoy it,” aether said shifting his leg to fit between the yaksha’s, grinding against the smooth skin of his lower half.

Xiao sprung up so their hands rested on Aether’s shoulders to support himself, from this angle it was much easier to see how the petting (and the leg) had affected them. Xiao’s face was flushed and his breathing was quick and shallow. The yaksha was partially sitting on Aether’s thigh, and aether decided to see how far he could go.

Aether slowly shifted his leg so it ground into the space between the yaksha’s legs. And as Aether looked down he noticed a distinct lack of a bulge, and a small wet spot right where his leg met Xiao’s privates.

“That feels good, huh?” Aether said while once again grinding his leg against Xiao’s cunt.

“Feels…good” Xiao was too overwhelmed to properly speak, instead choosing to lightly grind against Aether’s thigh, feeling the shocks of pleasure race up his spine.

Aether upon seeing this decides that it wasn’t enough, quickly moving himself upright so he was kneeling and wrapping his arms around Xiao’s abdomen and lifting. Moving his left arm down to shuck off Xiao’s pants and undergarments, slick from the yaksha’s cunt stuck to the inside of his now soaked underwear. Xiao’s pants pooled around his ankles.

Aether began to move his leg so Xiao could once again grind on it when the yaksha pushed the blonde's hips away.

“You too” Xiao said simply undoing Aether’s belt with a flick of his wrist.

Aether was hesitant, “what you find there is probably not what you’re expecting” he warned.

“Don’t care” Xiao said easily shoving Aether’s pants down as far as he could, only getting them just past the curve of Aether’s ass. But still revealing the slit where a set of genitals should be, inside the slit was an odd round thing with several small barbs coming off of it covered in an pale-yellow liquid.

“What is that?” Xiao said curiously, his right hand coming to poke and prod at the round object, the moment he touched it the barbs quivered, and Aether let out a small hiss of pleasure.

“It’s the closest thing I have to a dick,” Aether said simply, his hands coming up inside the yaksha’s shirt to pet the carpet of feathers adorning his back.

Xiao’s spine snapped straight as a low warble sounded from his throat, looking down he could see that Aether’s dick (?) had lengthened the barbs covering it fully.

Aether pulled Xiao down and onto his thigh once more so they could continue grinding, Xiao’s slick now sticking to the fabric of Aether’s pants. Xiao moaned high and breathless as Aether moved his left hand from the yaksha’s back to instead gently press and roll against his clit. Causing Xiao to whimper and shake.

“It takes a bit to come out, sadly” Aether said as he moved his hand from Xiao’s clit to press 2 fingers into his sopping wet cunt, scissoring his fingers apart until Xiao could feel the slight burn.

Xiao was a panting mess at this point and decided to push Aether down until he laid on his back and pulled both their pants off the rest of the way. Xiao rested his body as close to Aether’s as he could, until the blondes dick could press against his clit.

Aether immediately moved his hands to Xiao’s hips, helping him grind down onto Aether’s bare thigh and slowly emerging cock.

It was a surprise when the cock didn’t stop coming out, until it reached far past Xiao’s belly button almost to his ribs.

“I… I don’t think I can take that,” Xiao said blushing, a gush of slick pouring out of him at the thought of the easily 4-inch-thick dick splitting him open.

“no one has yet,” Aether said slowly once more moving his hand to scissor Xiao’s cunt open, only for his hand to be swatted away quickly as Xiao moved to press the tip of the blondes (clearly alien) dick to his hole.

Xiao simply dropped halfway onto Aether’s dick in one fell swoop, ripping several curses from Aether’s throat.

“Holy shit,” Aether breathed “no one, no one has ever gotten that far” he continued, panting.

“Adepti are… more resilient than mortals” Xiao stuttered, leaning back slightly so Aether could see just how they were connected, a mixture of clear slick and light yellow pre-cum dripping down Aether’s length.

Aether’s hands gripped onto Xiao’s hips even tighter as feathers in shades of teal and deep green cover swaths of Xiao’s body, from his ribs to his knees feathers in all sizes covered every patch of skin. The feathers that covered his cunt were light teal and small leaving tickling like sensations where they touched Aether’s dick.

As this happened Xiao watched as small black scales appeared in patches all across Aether’s body, under his eyes, along his hands, and surrounding the slit his cock came out of. Aether’s eyes may have once been golden pools but now black with only a thin line of gold on the outside.

“Can we change position?” Aether asked after a few seconds, when their respective shifts had taken place.

“Yes” Xiao said breathlessly, the sheer feeling of fullness hadn’t worn off and considering he was only slightly over halfway in it wouldn’t be going anywhere.

Aether was quick in the change, slipping off his t shirt and gloves as Xiao did the same, feathers now proudly on display. After a bit of shifting around they ended up with Xiao on all fours facing towards the headboard with a pillow just underneath him, and Aether back behind him with a clear view of where his cock sunk into his partner.

“Comfortable?” Aether asked threading his hands into the large darker feathers of Xiao’s back.

“Yes,” Xiao said slowly the combined feeling of fullness from Aether’s cock and the odd ripple like sensations of his back feathers being touched combined together to make an incredible concoction of pleasure.

And then Aether pulled out and Xiao realized why his cock had barbs on it, as he pulled out the barbs dragged along Xiao’s walls intensifying the pleasure a hundred-fold.

Then Aether pushed back in, this time pushing deeper than before if only slightly. Only to repeat the cycle of, pull out and listen to the moans are chirps from Xiao and push in and groan deeply as Xiao whimpers.

Again and again, Aether thrust in going deeper each time until only 2 inches remained out and Aether hit a barrier, causing Xiao to wail out in pleasure. Nearly a foot of cock sat snug wrapped in soft velvet flesh, and yet the head bumped up into Xiao’s cervix trying to press even deeper.

“Holy shit,” Aether moaned, body coming to lean forward fully covering Xiao so his head could rest on the headboard.

All Xiao could respond with was low chirps and warbles pleasure having robbed him of proper speech the moment those barbs came into play. Xiao rut his hips back, trying in vain to take even more of the beast splitting him in half.

Seeing this Aether’s instincts flared the urge to breed his mate over taking every other thought. Aether pulled back his hips until only the tip remained, and slammed forward setting a punishing pace.

Upon being hit with this onslaught of pleasure Xiao collapsed until his face smooshed into the pillow and Aether held him up by his hips. Aether’s thrusts slammed against his cervix every time he pushed home, and left a horrid feeling of emptiness when he left.

“Gonna breed you full,” Aether said panting holding onto Xiao’s hips like a lifeline, cock head trying to press even deeper into his mate.

“Do… it” Xiao could barely talk as his mate slammed into him over and over, “breed me”

Upon getting this confirmation Aether went even faster shifting his stance a little bit so his cock could grind into the front of Xiao’s walls better. And Xiao? That was the tipping point, throwing his head back and wailing as his insides clamped down like a vice. Liquid shot out of his clit running down his thighs and spurting onto the bed sheets.

Aether looked on in astonishment as the feathers covering his mates body thickened until almost no skin could be seen.

Aether started rutting slowly, trying to draw out Xiao’s orgasm as long as possible. Then he found that the barrier had given way, allowing him to push the last 2 inches in and flush their hips together properly.

One last wave pulsed over Aether’s dick and he couldn’t hold it anymore, globs of cum shot out before stopping quickly.

Xiao out of his mind as he was could tell that something was up with that, especially as he felt Aether’s cock bulge and swell. Small orbs just about the size of a curled finger dropped straight into the yaksha’s womb, they came out far to fast to count with spurts of come in between to lubricate their passage.

A hand came to rest on Xiao’s stomach right where the eggs dropped in, simply staying there to feel as the amount of eggs and cum became to much.

Xiao let out whimpers and chirps as far too many eggs dropped inside him, until he could feel his body swell and stretch to fit them. The hand on his abdomen pressing right over where the swell was biggest, pressing in an almost kneeding motion to relax the muscles there.

Xiao couldn’t even tell when they stopped as his vision slowly went black.

Aether couldn’t think beyond filling his mate, slowly rutting in deeper to make sure every single egg and drop of cum landed right inside his mates womb.

It wasn’t until several more minutes of this, Xiao’s belly had swelled up massively the soft feathers covering it making it look even larger. Aether let out a low rumbling purr as he saw just how big his mate had gotten, kneeding his swell like a cat so every last egg could fit. The flow of eggs tapered off until nothing was coming out. Aether slowly pulled back feeling as Xiao’s cervix close letting out just a drop of cum. Finally pulling out his cock, it retreated underneath into his insides until even the slit on his lower half sealed back up.

Collapsing to the side Aether pulled Xiao into his arms, until Aether’s chest pressed against Xiao’s back and a hand could sit on top of Xiao’s now easily looking several month pregnant belly.

Aether fell asleep to his own purr and his mates light snores.

Notes:

Hope you enjoyed!

Chapter 3: he floofy!

Summary:

thank you to king0fspiders for inspiring me to make a new chapter, yes the chapter count went up since i gotta add Aether reacting to Xiao's belly!

you can find me on twitter @infernogoddess9 but be warned i don't have and other accounts so everything goes on that one!

Notes:

get ready bois!!

(See the end of the chapter for more notes.)

Chapter Text

Xiao woke up to the sound of birds, and the sun hitting his face. Groaning as he opened his eyes, he felt like he’d been hit with a boulder. Then xiao felt something move behind him, tucking itself closer. Whipping his head around xiao came nose to nose with a sleeping aether and he notices a weight on his abdomen that shouldn’t be there. Xiao does a full body check and realizes his feathers have come out, his wings twitch behind him and, slowly rising to not disturb aether. Xiao can feel aethers hand on his stretched-out skin, pulling the blanket off xiao finally sees what was causing it. His belly reaches halfway to his knees, and he can see odd dark patches underneath the skin.

And that is when xiao remembers how he got into this predicament, the wine, the purifying, the kisses, him begging on his knees to be bred, the feeling of the eggs and cum filling his womb so perfectly.

Aethers arms were still wrapped around his middle, one hand on his belly and one under his back. So xiao carefully removed himself, sliding out of the blankets and nearly falling to the floor when his feet touch the ground, and his knees nearly give out.
Aether grumbles a bit and moves into his warm spot, and xiao shakily starts moving towards the bathroom, wings and tail feathers dragging against the floor. When a shine out of the corner of his eye catches his attention, theres a floor length mirror and xiao gets a good look at himself, bite marks on his neck, swollen lips, ruffled feathers, and a massive belly, he looks nine months pregnant and about to pop.
Tearing his eyes away he moves toward his bathroom, quickly pulling a hot bath and relaxing into the hot water. The bathtub is massive, designed so he can spread out his wings and limbs, laying down he notices that even with his hips on the bottom of the tub his belly button still sticks up out of the water.

Adding more water fixes the problem, but also warms him to the point where he starts to fall asleep. Just as the thought of danger surfaces, he’s out cold, drifting in the warm water.

Notes:

once again i hope you enjoyed and i will come out with a new chapter in 2-3 months, or 2-3 days!

Chapter 4: water and instincts

Summary:

welp first time i posted this it didn't port over right, but now i hopefully fixed it

Notes:

(See the end of the chapter for notes.)

Chapter Text

Aether woke up to a cold bed, blearily opening his eyes, he found the room empty. Sitting up he noticed the strain in his hip muscles, throwing the blanket revealed dried slick and cum coating his front. Leaping out of bed only wobbling a little from his hips, he noticed the bathroom had steam and light pouring out of it.

Slowly walking and quite as he could he peered past the door, and immediately the sight was burned into his memory. Xiao spread out, feathers damp, eyes closed, breathing softly, with a massive belly. Aether was far too stunned to speak, a little voice in the back of his head started purring, mate, breed, protect, so strong he nearly toppled. What he did do was slowly walk towards the tub, kneeling over the edge as his heart pounded his hand reached out to touch the belly sticking up but he pulled away before he could feel Xiao’s belly, he noticed water was cold. His instincts had him rushing to empty the water, fear bubbling as his instincts registered a threat to the egg’s health.

Just as he started the water xiao woke with a chirp. Wings flapping and throwing water everywhere and painting the walls glossy. Aether is quick to rush to his side, intertwining their hands together. Xiao calms some, the hot water pooling around his legs, and that is when he notices aether in between them.

Squawking xiao wraps his wings around himself to try and hide his belly. Aether gently touches his wing, just enough to make the feathers shudder. “Xiao? Are you ok?” aether asked slowly.

“I am fine, just… don’t look.”

Aether confused simply turned around to manage the hot water coming out of the tap, making sure it wouldn’t burn or be too cold. Rustles sounded behind him as Xiao’s wings uncurled from the makeshift cover. Xiao peaking out from his wing cover to peer at Aether as he managed the water. Eventually just sitting in front of it to make sure he wouldn’t peek.

Xiao was panicked, his feathers were wet and heavy, his belly threw off his centre of gravity as he tried to sit up and his weapon was still tucked away in the bedroom. instincts unsure of how to process the new eggs and general weight sent him spiralling as the water lapped higher and higher. Eventually his instincts latched onto the fact that his mate was only a few inches away and he pushed himself forward, wrapping his everything around Aether.

Aether panicked and spun around to hold xiao, fitting together like puzzle pieces xiao rested his head on aethers collar bone and dug his nails into aethers back. Trying to make himself smaller in his mate’s grasp, ignorant to Xiao’s internal strife aether hug him back, trying to figure out what could have set him off.

“Xiao?”

“mmmhm”

“Are you ok?” aether said curling himself around Xiao’s shaking form.

“Mmm, can’t fly” Xiao’s words were muffled into aethers collar bone, lifting his shaking wings up as water dripped from their edges.

“Want me to put on the cover?”

Xiao chirped at the last one not quite sure what aether meant but willing to try it.

Aether taking that as a yes slowly stands up, and xiao gets a full show of every muscle moving as water flows down aethers body. Aethers hair flows down his back like a river of gold and xiao can’t help but feel a little twinge, spreading his legs apart as his instincts settled with a purr of pretty mate.

Aether doesn’t even bother drying off just grabs a large wooden board, moving back to the almost full bath aether rests it on the side of the tub. Aether then gently grabbed the edges of Xiao’s wings, just gently tugging until xiao sat with his wings in front of him above the water.

Turning to stop the tap Aether then stepped into the water and snuggled up against Xiao’s back, his hands wrapping around his middle and gently cradling the eggs.

Xiao relaxed against him; a low croon pushed out of his throat. Aether on instinct started kneading Xiao’s swell.

Aether raised his right hand, his left still rubbing and squishing lightly, “may I?”

Xiao let out a questioning chirp tilting his head to the side as he tried to figure out what aether meant.

“ah, I meant can I use some magic to check on the eggs health?”

“oh, yes” xiao said, completely relaxed.

Aether ran his right-hand down Xiao’s chest, swirling both hands around Xiao’s swell, leaving smears of gold magic so pure even Xiao’s karmic debt couldn’t fight it.

Aether pulled his hand away, with a sigh of relief yet also sadness. “None are fertile…”

Xiao startled, pressing a hand down to his belly. Instincts raged, his rational thought was thankful he wouldn’t have to deal with new life, yet his instincts screamed out in anguish. Quickly spinning around xiao put both hands-on Aether’s shoulders, staring down at his swollen belly xiao simply stated, “then give me fertile ones.”

Aether rightfully startled and gently placed both hands on Xiao’s waist, and said “I can’t, I won’t have anymore eggs for a couple weeks.”

“Then fertilize these ones” xiao said mind still clouded by instinct.

Aether gently reached up and started petting behind Xiao’s ears, xiao predictably melted.

Now with a lap of melted yaksha, Aether decided to simply wait out Xiao’s instincts and hope for the best.

Notes:

welp time to disappear for another 2-3 months!

Chapter 5: water and feathers

Notes:

oh god this took too long, i have since found the curse of the ao3 writer, having gotten pneumonia then covid. welp worth it for good aexiao smut!

(See the end of the chapter for more notes.)

Chapter Text

Aether was conflicted, he had a lap full of melted purring yaksha. And 600 thousand years of instincts telling him to breed.

Taking a deep breath to calm himself aether continued petting behind Xiao’s ears as that seemed the only way to keep him from just fertilizing his eggs himself. A zing ran down Aethers spine as he thought his eggs maybe he should not think about it if he doesn’t want kids.

Xiao shifted, swollen belly rubbing against Aethers abdomen, water lapped at their sides from the movement.

That is when Aether decides to clean them both up and deal with the egg situation later. Grabbing a bar of soap Aether begins cleaning himself best he can with a sleepy yaksha in his lap, puling away just enough to clean the no longer crusty slick and cum off his thighs. After a thought Aether decides to clean xiao too since he’s already doing himself, Xiao leans into aethers touch, purring and cooing in delight.

Aether reaches over putting away the soap and adjusting his grip so he can partially dunk both of them to get the soap off.

Reaching for the shampoo aether did the bare minimum of his hair (a travesty) instead deciding to spend his time rubbing the shampoo into Xiao’s hair, the sheer volume of his purring and how closely Xiao pressed himself to aether -as if he was trying to fit inside him- showed just how much he liked the petting.

Eventually Xiao was so relaxed Aether was able to spin him around and dunk his head to clear the soap away.

After a bit of fussing Aether was able to lift Xiao up and out of the tub, Xiao even standing -albeit shakily- on his own. But there was the problem of the wings, they were soaked and dripping water into the still full tub, aether tried to use a towel, but he couldn’t get any the water out. That’s when Xiao simply got rid of his wings, all the water falling with a splash into the tub, and of course pressing himself into Aether.

Aether after getting over his shock simply dried himself the rest of the way and dried Xiao, and on a whim decided to simply carry Xiao too their bed.

Upon lifting Xiao pressed himself close, and that is when Aether realized he made a mistake as he felt a sticky wetness press itself where his slit was hidden. Practically running to the bed to try and peal the horny yaksha from his body and groin.

Xiao couldn’t help but keen into Aethers touch, his instincts completely in control and elated over having such a strong, powerful, fertile, mate.

After a couple minutes of cuddling and chirping Aether finally relents and surprisingly Xiao doesn’t just jump his bones. Instead, simply cuddling up as close as possible, Aether loses his fight with his instincts and curls himself around Xiao, purring like a cat in heat and clinging to Xiao’s back.

Aether can feel his teeth sharpening, hands shifting to become claws and his legs cracking apart. Rolling around a bit aether slowly pins xiao down again, xiao immediately keens, dropping his chest to the bed and lifting his hips up, grinding his ass into aethers slit. Instantly a fog covers aethers mind, instincts screaming to breed, his cock literally drops out smacking against Xiao’s back already covered in lube.

Xiao whimpers, aethers dick sliding far up his lower back. aether pulled back, and sheathed his cock in as far as it would go, xiao screamed, his whole body tensing as aether slammed into his cervix again, the eggs rocked, sloshing and stimulating his deepest walls. Aether started a slow pace, rocking in and out feeling the way the eggs and cum sloshed inside Xiao’s overstuffed belly.

Xiao overwhelmed by the sensitivity of his cunt after the through breeding he had already received cam within minutes of aethers dick rubbing against his insides. As such his cervix loosened, a gush of cum pushed out but was quickly pushed back in by aether, now only rutting against Xiao’s ass. Making sure to keep his dick as far in as possible so not a single drop of cum could escape.

Xiao whimpered as aether basically ground into his guts almost nauseous with how the eggs were sloshing and moving inside. Aether was thankfully quickly approaching his end, his knot swelling and getting caught on Xiao’s rim multiple times, aether draped himself over Xiao’s back licking and biting everything he could reach.

Seconds later aether finally came, and while this time there were no eggs it was made up for in the sheer volume of cum aether produced. Xiao let out a single whimper before thick arms wrapped around his front and lifted him up, aether now sitting on his haunches finally let go. A single wobble as xiaos belly flexed and then began growing, gallons of cum rushing in until his belly had begun to droop past his knees, and it didn’t stop. Tears streamed down his face from the stretch, skin turning red and lined from the sheer volume. His belly still grew, doubling and then tripling in size until it was so large if he stood it would touch the floor. And only then did the flow of cum slow, long after Xiao’s eyes had rolled back into his head, and he soaked the sheets with his fluids.

This time however Aether was still conscious. Blinking back the fog his brain still coming down from its high, aether saw. Saw how Xiao had taken everything he could give, and a little dark corner of his brain said more. Finally, aether stood up, walking to the bathroom while precariously carrying xiao. Only when he finally situated xiao over the tub did he pull out, instantly xiao whimpered, the pressure in his belly dropping as a seemingly never-ending stream of cum flowed out.

The inside of the tub was painted white, aether honestly a little shocked at how much cum his body was able to produce in such a short time.

Although there was one problem, aether wasn’t quite fast enough to stop the eggs from growing, having absorbed the now readily available fluid each egg had nearly doubled inside, his belly now reached his knees when the cum was finally fully drained.

Curiosity getting the better of him aether placed xiao down on the floor, pulled his legs apart a smidge and looked. The combination of a 3-inch-thick dick splitting him open, and onslaught of cum, and hormones from carrying the eggs meant that aether could look straight up his cunt and into his womb, the eggs were jet black with lines of gold and teal swirled into them. Quickly sitting up aether used a small rag to clean xiao up once more, finally carrying him towards the bed. setting xiao down in a chair he stripped the sheets off and put new ones on, grabbing an extra set of blankets aether picked xiao up to tuck him in when xiao whined, freezing aether noticed that xiao was going to wake up any second, so he quickly tucked the both of them into bed.

And that is precisely when xiao woke up.

Notes:

i would like to remind you that this was supposed to be 3 short chapters about aether and xiao fucking like their lives depended on it and then some fluffy aftercare. i already have ideas for the 8th and 9th chapter!

Chapter 6: xiao woke up in pain

Summary:

xiao wakes up and they finally have a chat!

Notes:

well i was bored and surprisingly not horny!

Chapter Text

Xiao woke up in pain, flares on aches across his entire body making themselves known loudly. Opening his eyes, he took in the room he noticed that he was tucked in, and the blanket smelled freshly washed. He felt something next to him shift and turned to see aether looking at him, a somewhat remorseful expression on his face.

“What happened?” xiao asked slowly, still trying to get his bearings back.

“Your instincts kicked in in the bath and I lost control a bit after.” Aether responded slowly.

“Ah, so is that why my whole-body hurts?” xiao said simply, shifting to sit up when he noticed that his centre of gravity was off once more. Sitting up full -with a little help from aether- xiao stared down at his belly, now almost reaching his knees.

“That would be my fault sadly, I lost control and couldn’t stop myself.”

Xiao understood what aether by couldn’t stop, feeling the ache in his lower back and pelvis.

“Can you check them again? For fertility I mean,” xiao gently caressed his belly, feeling the tight skin.

“Last time you didn’t take it well, are you sure?” aether asked, worried about how his mate friend would react.

“I don’t believe that will be a problem” xiao said, feeling his instincts purr over being bred repeatedly.

“I trust you then” aether said simply, moving his hands to gently wrap around Xiao’s belly, the angle was awkward, but he made it work. Once more shining gold magic smeared and faded on Xiao’s belly. “Ah, same answer as last time, none are fertile.”

Xiao stiffened once but relaxed after leaning lightly into his mate’s side. Linking their hands together over his belly xiao stayed silent.

“What now?” xiao asked, his other hand splaying out over his enlarged belly.

“Well, I don’t know how adepti work but starlings eggs stay inside for 2-3 weeks even when not fertile.”

“Ah, then I must warn rex lapis that I will not be able to do my duties to liyue for that time,” beginning to try to stand up xiao felt both of aethers hands wrap around him just above his belly, turning to look he saw aethers concerned face.

“I would not recommend getting up this early, your body hasn’t gotten used to the weight yet so could fall.” Aether was clearly worried about Xiao’s health but xiao was more preoccupied looking at aethers hands. They had turned black and hard, where his knuckles should be was rather the beginning of a set of razer sharp claws, which were ever so gently holding his belly, not a single nick made.

Shaking his head xiao continued “I must warn rex lapis of this, he cannot be left waiting while evil spirits could be harming liyue.”

“Then I will go.” Aether said with a sense of finality. “That way you can rest while Zhongli will get his warning”

Hesitating for a moment xiao saw the kind smile on aethers face and relented. “Fine but do not get distracted on your way there.”

“of course,” aether got up quickly xiao turning away with a blush when he noticed that aether wasn’t wearing anything, then remembered that neither was he and then tucked himself under the blankets.

Watching aether get dressed was odd, watching him pick out underwear, socks, and spend an odd amount of time deciding on what hair tie to use. It all felt strangely… right. Once aether was about to start putting on his accessories he turned and looked at xiao, squinting his eyes seemingly thinking about something important before rushing over to the drawers.

Aether pulled out a pair of underwear, and a long black and gold nightgown. Smiling he placed them onto the bed so xiao could change into them without leaving the comfort of the warm bed.

Xiao barely had time to look up from the clothing before aether was waving goodbye out the door.

Left alone with nothing do to xiao decided to check out the clothing he had been given more thoroughly. The underwear was a simple black, but the nightgown itself had gold woven into the hems and embroidered to make swirls and constellations.

It looked much to expensive for him but xiao had little choice, but it turned out to be much harder than he would ever admit. Just pulling on the underwear required him to lean forward and squish his belly, after a bit of contorting xiao was able to get the underwear on but it took him longer than he would have wished. Pulling on the nightgown was easier, but the way it hugged his frame made his belly stand out even more, his teal feathers flaring across his cheeks as a form of blush. The teal and gold went together quite well however.

Though xiao was able to get the nightgown on relatively easily it still left him lightly winded from the movement. Shifting down into the bed more the gown rode up a smidge, and that’s when xiao realized that aether had likely worn the gown himself recently. Aethers scent covered the garment, and as Xiao’s instincts happily pointed out now xiao was surrounded by aethers calming scent.

The last thing xiao remembers before he fell asleep was an internal purr of mate.

Chapter 7: the talk part 1

Summary:

just getting this outta my drafts, Aether shows Zhongli what he did to his son.

Chapter Text

It was time for aether to face the music. He had nearly knocked up his mate friend, and was about to talk to their father figure.

Who just so happens to be a super protective dragon, ya he’s dead.

It thankfully hadn’t taken long for aether to find Zhongli, since the sheer amount of geo energy he gave off was a beacon. And thank Barbatos, Zhongli was alone drinking tea.

Slowly approaching Aether spoke, “would this be a bad time for a serious conversation?”

Quickly looking up with a smile, Zhongli beckoned Aether over “what seems to be the focus of this potential conversation?” Zhongli said lightly.

“Well, its about xiao.”

That had Zhongli sitting up in his heat -as if his posture wasn’t always perfect- and setting down his teacup. “What happened to him?” Zhongli asked leaning forwards just a smidge.

Aether wrung his hands as he spoke “well… due too some... things both of our instincts went a little haywire?”

Zhongli’s eyes went wide, “is he ok?’ he said standing out of his chair giving Aether a very terrifying reminder that he was dealing with a dragon.

“he’s fine… mostly but he won’t be able to continue fighting for a couple weeks.

“Where is he?” Zhongli began walking around towards Aether with magic pouring off him.

“Wangshu inn would you like me to take you too him?”

“No need.” Zhongli gently -not really- grabbed Aethers shoulder and teleported the both of them to the inn. Immediately walking up the stairs with Aether following close behind.

The door unlocked with a wave of his hand and Zhongli stalked into the room, only to be faced with a peacefully sleeping Xiao wrapped up in a small mountain of blankets.

“See? He’s fine.” Aether said trying to placate the dragon who was riotously angry five seconds ago.

It was at this moment that Xiao woke up, slowly shifting into consciousness only to startle awake when he saw Zhongli. Xiao immediately sat up tossing the covers off him in a flurry of fluff. Quickly showing off his rounded stomach and borrowed night clothes.

Zhongli lunged forward stopping inches away from Xiao’s side. Eyes wide as he reverently reached his hands out to touch eyes becoming more slitted by the second.

“See? He’s ok.” Aether said calmly slowly approaching the bed where his mate sat.

“How many? How many viable? How did this even happen? How long have you been like this?” Zhongli spoke quickly, eyes rapidly darting between Aether and Xiao.

“Around twenty total, but none are viable- “

“Why not?”

Aether flinched back, “because I have a spell active that makes it so I can’t have kids at the moment,” Aether spoke calmy.

“I see,” turning to address Xiao Zhongli asked, “how far along?”

Aether butted in “about 16 hours.”

Zhongli turned and stared incredulously “how?”

Chapter 8: the talk part 2

Summary:

the second part of the talk! sorry this has taken so long pls dont kill me?

Notes:

(See the end of the chapter for notes.)

Chapter Text

“Starlings tend to lay their eggs directly inside their mates. Combined with the eggs natural ability to absorb any fluids they come into contact with means they can grow fast even when they aren’t viable” Aether quickly ranted easily poised to continue until Zhongli held up a hand to stop him.

“That is quite enough information,” Zhongli said,” I do not need to know every detail, as long as I know this won’t hurt him” the glare Zhongli shot to Aether could’ve cracked a mountain in half.

“The process should be harmless! Once his body realizes the eggs aren’t viable, they will either be absorbed for nutrients or.” Aether paused “…laid”

Zhongli looking like he was both relieved and embarrassed at knowing so much about his sons sex life, “good, I will arrange adepti to cover his hunts until this has passed and he has had time to recover”

Xiao who had tried to bury himself in the blankets the moment Aether mentioned eggs shot out from the blankets covering his face, “I am fine to continue my patrols, I will not leave liyue undefended when I am still capable of fighting”

Zhongli and Aether looked at him like he was crazy, but Zhongli recovered faster, used to his yakshas antics. “Xiao, that was not meant as an offense to your ability, but rather a safeguard for yourself and myself.”

Both Aether and Xiao looked at him incredulously looking for an explanation to the end of that statement. Zhongli shifted to face Aether properly, “I am not crazy enough to send a starlings pregnant mate onto a battle field knowing that said starling has fought archons and won.”

Aether seemed almost embarrassed hand moving from his side to rub the back of his neck. Zhongli could see clearly when it dawned upon Aether and Xiao couple seconds later why that might be a bad idea.

Zhongli stood up from his place on the bed and spoke, “considering we have concluded that Xiao will not be harmed and that he is under good care,” a glance at Aether had the blonde stand up taller to nod. “Then I suppose my help is not needed here, I’ll organize the adepti accordingly.” With that Zhongli turned to walk out of the room, opening the door he paused hand going to his chin as if trying to remember something important. “Ah! Your medicine Xiao, I almost forgot,” Zhongli said placing the small bag of pills on the table next to the door. Before slipping away through the door, it locking behind him.

Notes:

hehe sorry about how long this took, turns out i have rheumatoid arthritis in almost all of my joints and a severe iron deficiency, also my asshole of a father came home after he went out riding on a motorcycle he bought a month earlier wearing only a t-shirt and a pair of shorts, idiot lost his leg and thinks he can use that to sweep under the rug the decades of abuse.

anyways hope you enjoyed! ill hopefully get the next chapter up before valentines day, don't worry it'll have some more kinky sex for yall to sink yer teeth in.

Chapter 9: this fic has been abandoned

Summary:

sorry yall

Chapter Text

Sorry, everyone who followed this fic, I’m no longer in the Genshin impact fandom so I will likely not be continuing this fic. Thank you very much for your support you have been amazing.

If this ever gets updated, I will just edit this chapter and then continue it in the next chapter so its actually seen.

Thank you so much for reading I will change the title in a second to reflect the abandonment of the fic. If anyone wants to take idea (specifically this idea) and run with it, please ref me and I will support your writing.

Thanks for reading to the end.

Notes:

There’s a quote out there that says that you never understand how hard something is until you do it, this describes that. Second time posting this cause the first was not my best work, if I get a single comment I can get another chapter up in like 2-3 days but without it might be a while till the next chapter.