All the best student bashes include sex, drugs and a cracking game of truth or dare. But the fun goes bad at one knees-up: a nerdy lad kills himself and, three months later, his friends are summoned by his soldier brother to a remote cabin in the woods for some game-related vengeance. And we're not talking Pictionary. Robert Heath's horror is riddled with plot holes and atrocious dialogue, but has a couple of brilliantly bananas performances and the odd crunchy jump.