A group of young teenagers plan the perfect heist by breaking into their middle school to change their failing test grades.

When pets in their neighborhood keep disappearing under mysterious circumstances, the rebellious Gabe, the strong-willed Olivia and the clever Jayden join forces to solve the mysterious case. The young amateur detectives soon track down two dim-witted crooks and their nasty boss. Can the cool trio put a stop to the mean pet thieves and save the kidnapped four-legged friends?