Saw

You and your friends awake in a dark room and find yourself chained and caged. The room will explode in one hour, if you won't manage to find a way to escape. But for that, you'll need to sacrifice one of you. Who’s life is worth more — it’s up to you to decide. But remember… Those, who doesn’t value their lives, doesn’t deserve the life itself. — Live or die — the choice is yours. Let the game begin!