Trier: when Frank Geissler first stumbles across the website, he thinks it must be a joke: he sees a man, naked and terrified, chained to the ground. Next to him is a cage of rats, restless and hungry.
Frank can save the man, or so it says, but only if he becomes part of "the game" and completes his first task. Frank closes the window in disgust. But soon the man is dead, and Frank is already caught in the middle of a game which leads him to a nuclear bunker in the Germany's Eifel region. A game with life-and-death stakes – for Frank. For his wife. And for their daughter …