When five friends set out for a party in another town, they are faced with terror when their car breaks down in a rural area in the dead of winter. Frozen and frightened, they seek shelter in an abandoned camp deep in the woods. As one of them goes missing and they are forced to explore deeper into the camp, they slowly discover that this was the scene of an unsolved mass murder fifteen years earlier. As the battle the elements and each other they quickly learn they are not the only unhappy campers…