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1. Love Eternal by Unicornmachine

   Fandoms: Adventure Time (Cartoon 2010)  

   • Explicit
   • Creator Chose Not To Use Archive Warnings
   • F/M
   • Complete Work

   08 May 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Fionna the Human/Marshall Lee the Vampire King
   • Fionna the Human
   • Marshall Lee the Vampire King (Adventure Time)
   • Cake the Cat (Adventure Time)
   • Prince Gumball
   • fiolee
   • Angst
   • Multiverse Hopping
   • Babies!
   • heh

   Summary

   Fionna and Marshall seem to have finally gotten their happy ever after, right? WRONG! Ha!
   Part 3/3 of a fic collection

   Series

   • Part 3 of Love in the Moonlight

   Language:

   English

   Words:

   46,274

   Chapters:

   7/7

   Comments:

   46

   Kudos:

   32

   Bookmarks:

   5

   Hits:

   938