When Andrew and his disturbed girlfriend, Lila, travel to a secluded estate for a weekend getaway, they fall into the clutches of a predatory murderer who stalks the dark forest near the house. On Halloween night, the town of Hobb's Ferry finds itself at the mercy of the Intruder, a bloodthirsty clown, whose depraved tricks push Lila to the brink of madness.

Brash and gutsy stripper Bettina and mousy secretary Jeannie are framed for a murder they didn't commit. The radically contrasting distaff duo go on the lam in a red convertible with a half million dollars in cash in a briefcase. Various folks on both sides of the law give hot pursuit.