Kate and her friends head to a remote camp to celebrate her 21st birthday. Their trip turns into a nightmare when they encounter Piglet, a monstrous human-pig hybrid. After discovering one friend brutally murdered, they realize they are being hunted. With no phone signal, a sabotaged generator, and no gas for their car, their dream vacation becomes a fight for survival. As they uncover the horrifying truth about Piglet's origins, Kate must confront her traumatic past and find the strength to protect her friends from the relentless killer lurking in the woods.