A small West Virginia town is hosting the legendary Mountain Man Festival on Halloween, where throngs of costumed party goers gather for a wild night of music and mischief. But an inbred family of hillbilly cannibals kill the fun when they trick and treat themselves to a group of visiting college students.

Brave warrior Conan the Barbarian rises to defend the people of Hyboria after evil forces slaughter his family and fellow villagers.

When their transfer bus crashes in a West Virginia forest, a group of convicts and one a corrections officer meet a rafter who is on the run from cannibalistic hillbillies who have murdered her friends.