During World War III, the American government initiates a secret project codenamed ‘Army Bacon’ in order to create super soldiers by inbreeding humans with pigs. 25 years later the hybrid Muzzles have occupied the top of the food chain, eating and farming humanity. Ex-bounty hunter Rob Justice works for the last line of human resistance - a group of survivors hiding in a nuclear bunker deep underground - and his mission is to search and destroy Muzzle Central.

A sudden and mysterious inheritance brings Danny and his friends to Hobb Springs, a forgotten resort deep in the West Virginia hills. Hobb Springs is being looked after under the watchful care of Jackson and Sally, a socially awkward couple who introduce Danny to the long lost family he's never known. A clan by the name of Hillicker. But soon Danny learns his relatives have a different way of living, that for generations, the Hillickers have observed ancient traditions rooted in cannibalism and other taboo rituals.