A family moves to the country to run a rustic mountain inn when, to their horror, the customers begin befalling sudden and unlikely fates. If you have ever wet yourself sitting through Monty Python you are going to enjoy this.

The Law Enforcement Technology Advancement Centre (LETAC) has developed SID version 6.7: a Sadistic, Intelligent, and Dangerous virtual reality entity which is synthesized from the personalities of more than 150 serial killers. LETAC would like to train police officers by putting them in VR with SID, but they must prove the concept by using prisoners as test subjects. One such prisoner is ex-cop Parker Barnes. When SID manages to inject his personality into a nano-machine android, it appears that Barnes might be the only one who can stop him.

Six classmates receive an e-mail from Asuka; who supposedly committed suicide. Later that night they all get together in a classroom and are surprised by a person wearing a bloody rat mask. The costumed Rat quickly begins attacking them while screaming; this is revenge for Asuka's death.