Two masked men storm a wedding party where chief inspector Inga Lürsen (Sabine Postel) and her colleague Stedefreund (Oliver Mommsen) are guests. Inga soon realizes that this is no ordinary robbery. Why is one of the men trying to find out about the murder of a young woman? When a wedding guest is suddenly found dead, it quickly becomes clear that it couldn't have been the two masked men. But then who was it?