Theastilton Stories

One thing that Thea Stilton has always been interested in is being a mom. However, since she didn't have the time to find a partner, so she decided to adopt a child to c...

Before becoming a member of the Solar Systems Apotres , Apotre Jupiter , whose real name was Zephir Roy , lived in the early 18th century on Island of Orleans , in prese...

A crossover sequel to Geronimo Stilton: INTERPOL-The Adventures of The Ghosts. Colette's fashion designer friend, Julie, participates in a women's tactical gear designin...

After a crazy encounter with a supernatural dark force, our first group of heroes, the Mad Hatters, find themselves within the book world of Thea Stilton who writes abou...

IN WHICH, Ryder Flashyfur falls in love with the mysterious sixth member of the Thea Sisters who (thinks) succeeds in convincing herself and the world that she couldn't...

NOTE: This fanfiction has references of mild language, gore, and violence. It is recommended readers of age 14+ can read this story. Geronimo Stilton was called, yet aga...

A sequel to Geronimo Stilton: INTERPOL-The Beginning. (Late Christmas special) A new member of the Stilton family was just going to a Christmas dinner with the gang at T...

There's going to be a musical at Mouseford Academy , and everyone wants a role . Plus , there sneaky enemies at the academy and spies on Thea Sisters and their friends...

Following another one of their latest Adventures, the Stiltons and Thea Sisters were traveling back when a Portal appeared in the Sea while on the Metamouse, dragging th...

When their epic struggle comes to Earth, all that stands between the Deceptions and ultimate power is a clue held by young Benjamin Stilton. Unaware that he is mousekin...

stuff i drew for: Agent 9, Investigators, The Fruitless Quests of Nabiu, Thea Stilton anyways

It was like any normal day in New Mouse City. Geronimo was working at his office and getting his birthday present ready for Benjamin, today was his birthday. Trap and Th...

Mother, author, sister, television correspondent, personality Thea Stilton shows her true self. After a decade of copious adventures and tales, awarding winning author T...

Another parody based on the Meet The Team series. Thea is one of the best Interpol agents an field operator of the agency. In a drill session with the Thea Sisters, she...

When two monsters threaten to attack Whale Island and its inhabitants , the Thea Sisters and their allies are always there to stop them ! But this time , they were fakes...

Ask and dare Violet, Paulina, Nicky, Pam and Colette anything, except hardcore shipping and gross stuff (I'm talkin' about cheesy romance without shippers anywhere nearb...

Uhh it's basically just sapphic Thea Stilton short fanfics (well as short as you can consider 800+ words on average) about a poly couple version of Ruby Flashyfur's litt...

The legendary Ratstreet Boys , the hottest band on the scene at the moment , are coming to Mouseford Academy for a concert . The Thea Sisters almost each have a ready-ma...

On Windward Island, we have just opened a new exclusive surf club. Locals know the island is famous for its sudden storms, but their warnings will be unnecessary. Until...

In this story,Geronimo gets scammed by Trap as usual but this time he gets stuck in the swampy planes