Fionnaxmarshall Stories

[unedited version] fionna, a newly turned 17 year old, gets her heart broken for the very first time. while trying to get her mind off the matter, she stumbles into a tr...

fionna is just a girl trying to live her best life while she has it, but it seems a few complications have sprung in her life, and it doesn't look like they are leaving...

Fionna and Marshall Lee have been friends for years, but Cake thinks he's a bad influence. Fionna starts to like Marshall, and rebels against Cake's orders. Marshall fee...

After a horrible accident Fiona is thrust into a new world with new people, except she's known these people all of her life. Her life turns upside down as she tries to r...

It's the untold story of Marshall Lee and Fionna! :D

After a tragic event that happened to both the young human girl, and the king of the Nightosphere, it has left the two teens with emotional scars although Marshall had F...

Fionna starts to get feelings for someone she just meet which is the one and only handsome Marshall Lee which is the Vampire king. Marshall Lee the Vampire king starts t...

A Fiolee fanfic

Can this love go on forever, or will it fall apart at the seems as Prince Gumball and Flame Prince tear Fionna and Marshall Lee apart?

This is a Fiolee fanfiction. Fionna will start at her cannon age of 13. I will gradually her up to 18 throughout the chapters. This is to avoid Marshall Lee being involv...

Fionna gets amnesia when battling Ice Queen. She doesn't remember who she is, who her friends are, or who she's supposed to like... she's 16, and she was dating Prince G...

It's been months since Marshall Lee seen Aaas famous heroine, fionnathe human. He can't stop dreaming of her, nor can she stop dreaming of him. What if these dreams are...

A while ago, Fionna and Marshall started dating. They fit together like peas in a pod, and nothing can separate them... ...Until now. One day Fionna gets into a huge acc...

Marshall Lee and Fiona have unknown love for eachother, that who knows when they will know of it?

(The beginning is bad with grammar cause It was bad then, I just started again 4/30/19 and I will continue) 🍋Fionna is in love with a little vampire boy, and and he mi...

Its like the legend series but its fiolee style if you havent read its fine and you dont have to worry about not knowing since its not that important bet some you guys...

disclaimer I do not own any of the characters I only own the plot in this every one is human *chapter one* Moving ---------------- "Ugh, I am sick of moving these b...

(Adventure Time) Now Fionna is 19 and wants to stay with Marshall forever. What happens when Fionna finally decides to join Marshall in his immortal night life? Is it al...

Keeping her breathing steady, Fionna pushed her body forcefully, running at a great speed whilst praying she would escape the grasps of the well-known 'vampire king'. Be...