Fionnathehuman Stories

Accidentally (?) turned into a vampire, the reader has had no choice but to adapt to Marshall Lee's lifestyle. But his lifestyle had taken an abrupt turn into that of so...

When Princess Y/N is scheduled to go to the Candy Kingdom for a royal dinner, she meets Marshall Lee the vampire king and Prince Gumball of the Candy kingdom. She was on...

Royal Bubba Princeton, nicknamed Gumball because of his love for candy, is President of the student council, enjoys home economics, is part of the Science Club, Chess Cl...

✴ The title explains it all, one shots about Simon!! I can do requests too but most of them are going to be things that I come up with on my own! (Simon Petrikov x read...

Just a bunch of mini-stories about the two idiots, ranging from very cute fluff and extreme angst. I hope you enjoy!! Warning: some stories may or may not have trigg...

[𝙉𝙖𝙢𝙚] [𝙇𝙖𝙨𝙩 𝙣𝙖𝙢𝙚] 𝙒𝙖𝙨 𝙟𝙪𝙨𝙩 𝙣𝙤𝙩𝙝𝙞𝙣𝙜 𝙗𝙪𝙩 𝙖 𝙝𝙪𝙢𝙗𝙡𝙚 𝙁𝙧𝙖𝙣𝙠𝙞𝙣𝙨𝙩𝙞𝙣𝙚 𝙬𝙖𝙣𝙙𝙚𝙧𝙞𝙣𝙜 𝙩𝙝𝙚𝙞𝙧 𝙙𝙚𝙨𝙤𝙡𝙖𝙩𝙚 𝙡@𝙣𝙙 𝙪𝙣...

Now with their world being real and having some magic. Fionna and Cake embark on their greatest adventure ever SPACE!

In the land of OOO, there tells a tale of Three hero's that help take down evil and fight Monsters and all that sort of junk. These heroes are. Fionna the human: one of...

Marceline has never heard of Bad Little Boy, a singer that all her friends know. Until they spot a flyer saying he was going to be in Ooo. At the concert they bump into...

"𝐦𝐲 𝐮𝐧𝐝𝐲𝐢𝐧𝐠 𝐥𝐨𝐯𝐞, 𝐧𝐨𝐰 𝐈 𝐡𝐨𝐥𝐝 𝐢𝐭 𝐥𝐢𝐤𝐞 𝐚 𝐠𝐫𝐮𝐝𝐠𝐞." "𝐚𝐧𝐝 𝐢 𝐡𝐞𝐚𝐫 𝐲𝐨𝐮𝐫 𝐯𝐨𝐢𝐜𝐞 𝐞𝐯𝐞𝐫𝐲 𝐭𝐢𝐦𝐞 𝐭𝐡𝐚𝐭 𝐢...

If you watch Adventure Time and enjoy Marshall and Gumball, then read this! Sure this is an LGBTQ+ positive story, but it focuses a lot on character development and Lore...

Prince Gumball and Marshall Lee the Vampire King both attempt to win over Fionna's attention while Marshall irritates Gumball to his breaking point. But Fionna and Cake...

Dipper is an 12 year old boy who loves to go on adventures with his twin sister, Mabel pines who has a BF.When Dipper was on a walk, he saw the most beautiful girl that...

☆ In the Land of Ooo, Simon Petrikov seeks to heal from the loss of Betty. With the reader's support and understanding, they share a heartfelt conversation, leading Simo...

When a bubbly prince falls in love with a dangerous vampire king he'll finally find out that love really does BITE. (GUMLEE/MARBALL)

this is a story of a how an ALPHA fell in love with her beta. as time pass the two became close friends and now you have to read to find out the two's back story

Fionna is now 17, she was obviously the heroine of Aaa! She had no fear or so she thought... What will she do when she has to face her greatest challenge... Love. Who...

Fionna and Marahall Lee are pretty tight buds. Right? In her late teen stage, Fionna stumbles into the teenage phase, love, betrayal and tier 15. Jks :')

I was heartbroken. The world was spinning. How could he do this to me? I liked him like the burning flames of a bonfire. But I was his second choice. //and then there...