Two young pet detectives try to figure out where all the neighborhood cats are disappearing to. They find a clue when looking through a neighbor's back yard. He seems to have a rather large collection of cat collars hidden in his backyard. They begin to suspect that he's a werewolf, but unfortunately, no one believes them.

When a teenager finds a spyglass locked in a treasure chest at the magic shop, the ghost of an evil pirate is released.

Rush must find a way to save Max with the help of Dr. Vink and Sardo.