Wolfgang Glück

Two psychotic young men take a mother, father, and son hostage in their vacation cabin and force them to play sadistic "games" with one another for their own amusement.

Thomas hitchhikes from Hamburg to Munich where he meets his ex-girlfriend, Peggy. Thomas doesn't have a bed for the night and goes home with Peggy, not knowing that she and her four roommates have all made a strange pact.