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1. "This relationship of you and me" by D00RMAT

   Fandoms: Teenage Mutant Ninja Turtles (TV 2012)  

   • Not Rated
   • Creator Chose Not To Use Archive Warnings
   • F/F, F/M, M/M
   • Work in Progress

   07 Dec 2025

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Donatello/Casey Jones (TMNT)
   • Donatello/April O'Neil (TMNT)
   • Mona Lisa/Raphael (TMNT)
   • Leonardo/Original Character
   • Donatello & Leonardo & Michelangelo & Raphael (TMNT)
   • Karai/Shinigami (TMNT)
   • Donatello/Casey Jones/April O'Neil (TMNT)
   • Hamato Yoshi & The Turtles
   • Donatello & Karai & Leonardo & Michelangelo & Raphael & Splinter (TMNT)
   • Leonardo (TMNT)
   • Michelangelo (TMNT)
   • Hamato Yoshi | Splinter
   • Raphael (TMNT)
   • Donatello (TMNT)
   • Karai (TMNT)
   • Shinigami (TMNT)
   • April O'Neil (TMNT)
   • Casey Jones (TMNT)
   • Casey Jones's Sister (TMNT)
   • The Kraang (TMNT)
   • Kiu(Original character|OC)
   • Original Male Character(s)
   • Original Female Character(s)
   • Lauren(Original character|OC)
   • More characters - Character
   • Donnie needs a hug (TMNT)
   • Angst because we love angst!
   • Ocs or original characters
   • Leo's in love with a vampire!! OoOoOoO(TMNT)
   • Donnie's in a toxic relationship with someone oof-(TMNT)
   • No beta we die like Master Splinter|Hamato Yoshi
   • Donnie ends up finding out he's gay!!(TMNT)
   • Leos already gay(TMNT)
   • Mikey is so silly we should love him(TMNT)
   • Casey Jones is gremlin and we love him for that(TMNT)
   • Splinter|Hamato Yoshi stop neglecting your children!!
   • I put Donnie through the worst scenarios in my head and I feel bad for what he's gonna go through in the story(TMNT)
   • Donnie-centric(TMNT)
   • Casey Jones-centric (TMNT)
   • April-centric?
   • Leo-centric?(TMNT)
   • OCs - Freeform
   • implied abuse?
   • More things!!

   Summary

   Casey ends up finding out EVENTUALLY that Donnie's in a toxic relationship with this random girl named "Marine"

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   Can Casey end up stopping this and help Donnie get through this? or will he end up not being able to help in time?

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   Donnie's brothers and friends end up finding out in the end and end up helping him so he finally can be free.

   Language:

   English

   Words:

   3,148

   Chapters:

   2/?

   Comments:

   1

   Kudos:

   3

   Hits:

   176