A number of vicious murders occur in a small California town after a motorcycle-riding stranger arrives. The gruesome slayings look disturbingly like the work of a werewolf. Meanwhile, in another nearby town, police are hot on the trail of a killer they believe is a werewolf.

When a group of people from different walks of life converge in a Hungarian castle situated in Budapest which has been sealed for 500 years, they bring with them a werewolf which slowly begins to cut their numbers down.

An author who was sent to the town Drakho, because of a nervous breakdown, gets wound up in a mystery revolving around demons and werewolves. She starts seeing ghosts and dismisses them as her own imagination, but when they turn out to be real she becomes suspicious of the odd town and of its past.