When Derek Cowley takes his college classmates to his stepfather's cabin to party, they are attacked by a strange creature. A cross between Hannibal Lecter and the Wolfman, the lascivious Beast hunts down Derek's classmates and kills them with sadistic glee. Back home, Derek begins to suspect his abusive stepfather, Mitch Toblat, is the werewolf. With help from his friend Samantha, a brash motorcycle-riding tomboy, he begins to investigate -- leading to a deadly game of cat-and-mouse with Toblat. Ultimately, Derek must find the courage to face the unleashed Beast in a final night of unimaginable horror.