Mouse Island is preparing for its annual Winter Ice Skating Championships, where the grand prize is a pair of legendary antique silver skates said to contain clues to a hidden treasure. When Geronimo Stilton discovers that a mysterious thief is planning to steal the valuable skates, he joins the skating competition to help protect them. The only problem is that Geronimo has never been a good ice skater! As he struggles to master the ice, he finds himself caught in a thrilling mystery filled with suspense, laughter, and unexpected twists. With the support of his family and friends, Geronimo learns that courage, perseverance, and teamwork are the keys to overcoming even the slipperiest challenges.