When strange accidents happen at the factory where Mr. Monroe works, and vegetables are drained of their juices, the neighbors as well as Harold the dog and Chester the cat suspect that the new-found family bunny is really a vampire.
A dark and stormy night sees Rupert and Amelia studying about energy when a mysterious stranger gives Rupert a package. He unknowingly frees the pirate wizard, Mordo, who kidnaps Amelia. Rupert calls on Miss Switch for help in this new adventure.