Mandy Lane (Amber Heard, Pineapple Express) is a beautiful, withdrawn 16-year-old. The object of every boy’s affections, she keeps her distance from her classmates. But when she’s invited to a weekend party at an isolated ranch, she reluctantly agrees to attend. Once at the remote farmhouse, though, things take a menacing turn when a hooded stranger turns up and partygoers start disappearing. As the body count rises, a night of bloodshed awaits the terrified teens as they try to make their escape.