When Max (Maxine Zealster) befriends her new robot classmate Fuzzy, she helps him navigate Vanguard Middle School and together they reveal the truth behind the Robot Integration Program.
Three friends spend Christmas day breaking into the town of Crickenburg's antiquated sewage treatment plant in order to witness with their own eyes the soon-to-be-replaced "poop fountain."
Geronimo Stilton, the newspaper runner and adventure story writer, teams up with his best friend Hercule, a private detective, to investigate the latest mystery of Mouse Island--a terrible stench has been emanating from from the underground sewers.