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1. Agnes Tachyon's Midnight GRS Clinic by ErikaMaybe

   Fandoms: ウマ娘 プリティーダービー | Uma Musume: Pretty Derby (Video Game), ウマ娘 プリティーダービー | Uma Musume: Pretty Derby (Anime)  

   • Explicit
   • No Archive Warnings Apply
   • F/F, Multi
   • Complete Work

   27 Nov 2025

   Tags

   • No Archive Warnings Apply
   • Agnes Tachyon/Trainer (Uma Musume)
   • Agnes Digital/Agnes Tachyon (Uma Musume)
   • Agnes Digital/Trainer (Uma Musume)
   • Zenno Rob Roy/Trainer (Uma Musume)
   • Agnes Digital/Zenno Rob Roy (Uma Musume)
   • Agnes Tachyon/Trainer/Agnes Digital (Uma Musume)
   • Agnes Tachyon (Uma Musume)
   • Agnes Digital (Uma Musume)
   • Zenno Rob Roy (Uma Musume)
   • Trainer (Uma Musume)
   • Uma Stallions Have Cocks
   • Oral Sex
   • Vaginal Sex
   • Changes to Gender or Sex
   • Latex
   • Non-Human Genitalia

   Summary

   Zenno Rob Roy realizes she's trans mare. Agnes Tachyon offers to use the forbidden body changing chair that turned Trainer Huckleberry Maximus into an uma to give her a pussy and a working womb. Latex Nurse Agnes Digital helps!

   Series

   • Part 4 of The Agnes Archives

   Language:

   English

   Words:

   4,561

   Chapters:

   1/1

   Comments:

   15

   Kudos:

   35

   Bookmarks:

   3

   Hits:

   1,648