1 - 20 of 32 Works by BigOakTree
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Summary
Shinji's daily life is turned upside down, as a certain redhead babe comes crashing down on him, ready to show what her massive piece of ass can do to a cutie like him! And it doesn't take long before lewdness is set loose, as the EVA Unit pilot turns out to be packing a huge surprise~.
Co-written with BigOakTree, additional editing by Cursiosity.
Series
- Part 30 of EVA Smut
- Part 25 of Saiga/OakTree Collabs
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Summoned to Another World with Hyper Proportions by BigOakTree, King_of_WOW
Fandoms: Re:ゼロから始める異世界生活 | Re:Zero Starting Life in Another World (Anime)
12 Feb 2026
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Summary
Subaru gets summoned to another world, only for everything to get derailed by his own and the local women's absurd proportions!
Series
- Part 1 of WOW/OakTree Collabs
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Summary
A young boy with a giant penis gets a harem. Who is this young boy? How does he get a giant penis to begin with? You decide.
Series
- Part 2 of Series
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Summary
Ada Wong has dealt with the most dangerous of missions, and her latest assignment will be pushing her skills to the ultimate level possible, leading her to the path of the most shameless debauchery possible!
Co-written with BigOakTree.
Series
- Part 24 of Saiga/OakTree Collabs
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Shotaonee Quickies by BigOakTree
Fandoms: Original Work, Touhou Project, Fate/stay night & Related Fandoms, Dragon Ball
01 Jan 2026
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Summary
Simple explicit short stories focusing on Shotaonee relationships.
Series
- Part 1 of Anthologies
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Oneeshota Quickies by BigOakTree
Fandoms: Original Work, Touhou Project, Fate/stay night & Related Fandoms
01 Jan 2026
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Summary
Simple explicit short stories focused on Oneeshota relationships.
Series
- Part 2 of Anthologies
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Gudao's Multiversal Breeding by BigOakTree, SaigaDrop
Fandoms: Fate/Grand Order, 崩坏：星穹铁道 | Honkai: Star Rail (Video Game), Zenless Zone Zero (Video Game), 니케: 승리의 여신 | Goddess of Victory: Nikke (Video Game), この素晴らしい世界に祝福を! | KonoSuba: God's Blessing on this Wonderful World! (Anime & Manga), 崩坏3rd | Honkai Impact 3rd (Video Game), Fairy Tail
19 Oct 2025
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Summary
Ritsuka's life had taken a turn for the perverse after he joined Chaldea. Every single day was filled with the most intense fucking possible, and one day, he ends up meeting a new girl that will absolutely turn his life upside down, introducing him to a universe of perfect, breedable skanks.
Co-written with BigOakTree.
Series
- Part 1 of Saiga/OakTree Collabs
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Asia's Training by BigOakTree, SaigaDrop
Fandoms: ハイスクール DxD - 石踏 一榮 | High School DxD - Ishibumi Ichiei, Fate/stay night & Related Fandoms
15 Oct 2025
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Summary
Asia's desperate to catch Issei's attention, and thus she seeks a friend of hers to help her out to become the sort of woman he'd enjoy. However, it doesn't take long before the girl's training takes a turn for the perverted, absolutely making her nothing but a cheap hussy.
Co-written with BigOakTree.Series
- Part 32 of Anime Smut
- Part 3 of Saiga/OakTree Collabs
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Summary
Yoko's life as a teacher had been what she'd been looking for, and thus she's been enjoying every single day to the full. However, soon enough a side of hers that had been ignored until recently has awakened to perverse levels, and when Naakim, one of her favorite students, faces a few bullies, she comes up with a special lesson to make sure her students get along.
Co-written with BigOakTree.
Series
- Part 31 of Anime Smut
- Part 2 of Saiga/OakTree Collabs
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Summary
Konohamaru has gotten lucky enough: he's gotten the chance to have all the sorts of perverted fun he wishes with Tsunade, and when the fateful night comes, he's expecting to have the best breeding possible, but just when he thought everything was going to proceed as he hoped for, a very, very fucking erotic surprise comes to be~.
Co-written with BigOakTree.
Series
- Part 30 of Anime Smut
- Part 4 of Saiga/OakTree Collabs
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Morgan's Obedience by BigOakTree, SaigaDrop
Fandoms: Fate/Grand Order, Fate/stay night & Related Fandoms
03 Oct 2025
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Summary
A new Grail War is about to begin, and Morgan is among the Servants summoned for it. However, something goes wrong, and the treacherous Fairy Queen soon becomes a loyal bitch for big dick~.
Co-written with BigOakTree.
Series
- Part 19 of Anime Smut
- Part 5 of Saiga/OakTree Collabs
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Misato and Yoko's /ss/ Cock Contest! by BigOakTree, SaigaDrop
Fandoms: Neon Genesis Evangelion, Tengen Toppa Gurren Lagann, スーパーロボット大戦 | Super Robot Wars
14 Sep 2025
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Summary
Misato and Yoko had been at each other's throats, both of them claiming their respective young pilots got the best, BIGGEST COCK ever, and thus they decide to settle it in the most brutal contest ever~.
Co-written with BigOakTree.
Series
- Part 28 of EVA Smut
- Part 6 of Saiga/OakTree Collabs
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CBC: Chaldea Bombshells Collection by BigOakTree
Fandoms: Fate/stay night & Related Fandoms, Fate/Grand Order
07 Sep 2025
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Summary
A Minute Singularity has caused all of the male Servants in Chaldea to suddenly have their bodies turned into that of beautiful and absurdly erotic women! Fujimaru Ritsuka is confused and overwhelmed by this, before it quickly becomes too much, and something changes in the boy.
Series
- Part 3 of Anthologies
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Artoria's New Life by BigOakTree, SaigaDrop
Fandoms: Fate/stay night & Related Fandoms, Fate/Zero
03 Sep 2025
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Summary
It had been one year, one year since that night of smoldering flame. Artoria had come to a choice, and thus a new life had begun for her, looking after Shirou, even when the most obscene of needs came to be.
Co-written with BigOakTree.
Series
- Part 7 of Saiga/OakTree Collabs
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Summary
Saber needs to get some Mana to continue her battle during the Holy Grail War. She ventures into Fuyuki City, and she finds one unlikely source for her Mana thirst...
Co-written with BigOakTree.
Series
- Part 25 of Anime Smut
- Part 8 of Saiga/OakTree Collabs
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Hashira Breeding by BigOakTree, SaigaDrop
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
14 Aug 2025
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Summary
Mitsuri wants to relax after a long mission, and thus she alongside Inosuke and Muichiro visit a hot springs resort. However, the Love Hashira soon gets a funny, lewd idea that will turn make a mess out of the two studs~.
Co-written with BigOakTree.
Series
- Part 24 of Anime Smut
- Part 9 of Saiga/OakTree Collabs
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Summary
As a descendant of the legendary King Arthur, Mina wanted her adorable son to embrace more of his heritage so he could believe in himself. And as such, Ritsuka Fujimaru comes in to offer her friend some help in summoning the King of Britain, but soon enough Mina gets a surprise that goes beyond her wildest of dreams.
Co-written with BigOakTree.
Series
- Part 10 of Saiga/OakTree Collabs
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God's Blessing on This Lewd World! by BigOakTree, SaigaDrop
Fandoms: この素晴らしい世界に祝福を! | KonoSuba: God's Blessing on this Wonderful World! (Anime & Manga)
08 Jul 2025
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Summary
Eric, a regular boi, ends up in another world. And thus, he uses his new life to do everything he'd ever dreamed of, such as having the biggest harem that there could be! He'll breed his way to glory, breeding every single hottie along the way!
Co-written with BigOakTree.
Series
- Part 14 of Anime Smut
- Part 11 of Saiga/OakTree Collabs
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Frieren's Mana Extraction by BigOakTree, SaigaDrop
Fandoms: 葬送のフリーレン | Sousou no Frieren | Frieren: Beyond Journey's End (Manga), 葬送のフリーレン | Sousou no Frieren | Frieren: Beyond Journey's End (Anime)
01 Jul 2025
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Summary
During their travels to find exotic, legendary treasures, Frieren and Fern come across an abandoned young mute elf who wields an unfathomable amount of mana within. Seeing the potential, Frieren decides to adopt the young elf as her own son. However, it soon turns out the excessive mana inside the boi has an unexpected side effect, and soon enough the two mages come up with a nasty plan to handle the side effects of so much mana...
Co-written with BigOakTree.
Series
- Part 18 of Anime Smut
- Part 12 of Saiga/OakTree Collabs
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Summary
Akane has been feeling very, very sexually frustrated, and thus she creates a Kaiju that could cause less destruction, and focus more on giving certain changes to any of its targets. And it turns out, among those targets is none other than Orie Takarada, Rikka's dutiful mother, who soon begins feeling extreme lust for her THICC and curvy daughter.
Co-written with BigOakTree.
Series
- Part 13 of Toku Smut
- Part 13 of Saiga/OakTree Collabs