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...

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?

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...

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...

This is a Fionna and Marshall Lee fan fic

Fionna Mertens is the type to a routine, spending her time helping others and keeping up in school. She keeps her head down when it comes to the school's drama, but what...

Fionna and Marshall love each other, but are they meant to be?? ((I do NOT own Adventure Time OR their genderswapped selves.))

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...

O.O.A.K239 - "Okay peeps I don't know how to start off this description..." Marshall Lee - "Why don't you start by telling them all about me?" Fionn...

Fionna is stuck with Marshall for 3 years. Is that enough?

A Adventure time fanfiction! This is my first time writing one so please help me improve!! Fiolee will be included!

Fionna and Marshall are great friends, but what will happen when they both catch feelings and are scared to tell each other how they feel?

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...

(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...

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...

would fionna tell marshall her feels? Would marshall feel the same? will cake get in her way or would she be ok with Fionna to have felt for Marshall

Fionna is always overshadowed by her older sister, cadence or Cake. Fionna has gotten used to be in the shadows of everyone around her. She feels useless as a sister and...

Just.. a bunch of one-shots. This is my first time making one-shots ;-; I apologize in advance. Fionna x Marshal is my otp

BEFORE YOU ADD THIS IN YOUR LIBRARY READ THIS:so this is my first book and their might be wrong grammars or spellings in this story and might be garbage so don't bother...