Six college grads jump into an RV and head into the Idaho mountains, they have no idea that it's going to be the last vacation of their lives. Warned about the legendary Wolf People with some nasty canine tendencies, the students simply brush off the warnings.

Receiving a tip from his dentist Jack Shorter, policeman Peter Pascoe takes a closer look at the Calliope Kinema Club, a film club notorious for showing adult entertainment movies. Shorter is convinced that one particular scene in a movie he recently saw was too realistic to have been staged with fake blood, but when Pascoe and his bluff superior Andy Dalziel starts investigating, they soon comes across the actress in question, Linda Abbott, who obviously didn't suffer from any harm and assures Pascoe that the concerns are unnecessary.