Geronimo Stilton teams up with Detective Hercule to find the source of the counterfeit cheese, in this exciting adventure. But en-route to the factory, they find a new lead to another hidden antagonist of their story. Will they be able to win against this new threat, or will Viola's evil scheme continue? Read on to find out! (This is a fanfiction, based on the original book with the same name.) {Co-Written By @eun_yeou}
6 parts