The Maynards and their children lead an almost perfect billionaire family life. Amon is a passionate hunter, but doesn’t shoot animals, as the family's wealth allows them to live totally free from consequences.
On Kate's 21st birthday camping trip, her friends encounter Piglet, a monstrous human-pig hybrid who brutally murders one of them. They uncover Piglet's origins and Kate must confront her past to survive the relentless killer.