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1. 🍂 Autumn Heat by Nankin_Kira

   Fandoms: Gravity Falls  

   • Explicit
   • No Archive Warnings Apply
   • No category
   • Complete Work

   02 Apr 2026

   Tags

   • No Archive Warnings Apply
   • Dipper Pines
   • Deer Dipper Pines
   • Mating Cycles/In Heat
   • Vaginal Fingering
   • Squirting and Vaginal Ejaculation
   • Weird Biology
   • Cervitaur Dipper Pines
   • Body Dysphoria
   • Gender Dysphoria
   • Alternate Universe - Monster Falls (Gravity Falls)
   • Post-Gravity Falls
   • Animal Traits

   Summary

   During their second summer in Gravity Falls, Dipper and his friends end up transforming into monsters after accidentally drinking cursed water. Unable to return home, he and his sister find themselves having to stay in Gravity Falls indefinitely. When autumn arrives, Dipper's body begins to react strangely.

   Or...

   Dipper discovers that Cervitaurs go into heat in the fall, just like real deer.

   Language:

   English

   Words:

   1,904

   Chapters:

   1/1

   Comments:

   8

   Kudos:

   5

   Bookmarks:

   2

   Hits:

   120