This is book number 1 in the Thea Stilton Graphic Novels series.
Geronimo isn't the only world-famous adventuring journalist from New Mouse City; introducing his fabulous sister, Thea!
The Thea Sisters are five fun, lively students at Ratford College on Whale Island, who want to be real, live journalists just like their hero, Thea Stilton. Between classes and friendships, love and small fits of jealousy, they're finding college life is really exciting! In "The Secret of Whale Island," it's the start of the new school year and the students have arrived at Ratford College. Every year at this time, the whales move off the coast of Whale Island, but this time, a savage killer whale threatens the peace.
Thea Stilton was born in New Mouse City, Mouse Island. She is a special correspondent for The Rodent's Gazette, Mouse Island's most famouse newspaper, which is edited by her famouse brother, Geronimo Stilton. A graduate of the prestigious Mouseford Academy, Ms. Stilton is a visiting professor of journalism at Mouseford today. She is also the author of numerous mystery novels based on the exciting lives of her friends and former students, the Thea Sisters. In her spare time, Ms. Stilton loves to travel and go on fabumouse adventures.