Ralf stands on the lookout outside while his friend raids the villa of a wealthy family. When Helen, mother of that family, comes home, she is confronted by the robber who has overpowered her husband. Then a shot follows. Helen and Ralf, two very different characters with two very different lives, are inextricably linked after this fatal evening. It is the beginning of a nightmare for both in which they are forced to push their limits. And go over it.