The Mona Mousa Code — Geronimo Stilton

Who is Geronimo Stilton?
That's me! I run a newspaper, but my true passion is writing adventure stories. Here in New Mouse City, the capital of Mouse Island, my books are all bestsellers! My stories are funny, fa-mouse-ly funny. They are whisker-licking-good tales, and that's a promise!

Do you like solving mysteries? I do! So when my sister, Thea, heard that there was a secret hidden in Mouse Island's most famouse painting, the Mona Mousa, I knew we had to crack the code! We began to investigate, and soon we were following a trail of clues that led us below the streets of New Mouse City. There we made the most fabumouse discovery....