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1. Public Bookmark 3

   Collision Between Worlds by orphan_account

   Fandoms: プロジェクトセカイ カラフルステージ！| Project SEKAI COLORFUL STAGE! (Video Game)  

   • Teen And Up Audiences
   • Creator Chose Not To Use Archive Warnings
   • M/M
   • Complete Work

   20 Feb 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Kamishiro Rui/Tenma Tsukasa
   • Tenma Tsukasa
   • Kamishiro Rui
   • Ootori Emu
   • Kusanagi Nene
   • Alternate Universe - Cyberpunk
   • Tenma Tsukasa-centric
   • the kasaverse traveling through worlds
   • thats it thats the plot
   • Alternate Universe
   • Separation Anxiety
   • Strangers to Friends
   • Multiple Universes Colliding

   Summary

   Tsukasa disappears after departing on a mission. Rui and the others don't know where he is or if he's even still alive.

   During one fortunate night, Rui encounters a figure with the splitting image of Tsukasa—

   But it wasn't him.

   Language:

   English

   Words:

   6,793

   Chapters:

   5/5

   Comments:

   5

   Kudos:

   54

   Bookmarks:

   3

   Hits:

   465

   Bookmarked by Mysunshine404

   11 Mar 2026

   Bookmarker's Notes

   RUIKASAVERSEEE