Reasons to read:
- You'll be hooked from the first page as Geronimo Stilton's identity gets stolen and the hunt for the thief begins.
- Experience the thrill of a high-tech world as Geronimo teams up with the brilliant Professor Margo Bitmouse to track down the cyber-thief.
- This action-packed book will keep you on the edge of your seat with its clever twists and turns, making it a perfect read for mystery and adventure lovers.

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When you're with Geronimo Stilton, it's always a fabumouse adventure! I am not the kind of mouse who spends money on useless things. But one day I kept getting packages of things I did not order or need. Someone on the Internet had stolen my identity! Professor Margo Bitmouse, a well-known computer expert, helped me track down the hacker. Could I find the thief before my reputation was ruined?

Note: While we do our best to ensure the accuracy of cover images, ISBNs may at times be reused for different editions of the same title which may hence appear as a different cover.