Carrie, Dan, and Dr. Hartmann are accidentally teleported into a parallel universe, to a medieval land inhabited by cavemen and monsters. They are transported via a teleporter device, one of Dr. Hartmann's inventions. Having been separated from him, Carry and Dan must find a way to return to their world, while fending of savage tribes. They discover that the land is ruled by an evil warlord named Kleel, whose infatuation with Carrie prompts him to steal her for himself.