Amanda's deathbed request to her son, John, was for him to destroy all the lab notes etc. from her last experiment. She also blurts out he had a brother. At the funeral John meets Melissa, who claims to be his mother's biggest fan. Together with some of John's friends they go to Amanda's house, but...
A gang of crazed punkers breaks into a family's vacation home in the mountains and slaughters the entire family, except for one daughter who gets away. As the gang pursues the girl through the snow, they slowly realize that some kind of murderous creature is chasing them...
A group of teenagers spend the night in a furniture shop for a graduation party. When one of them talks her boyfriend into a game of hide-and-seek, a psycho killer starts hunting them down one by one.
