Untreu (2004)

Storyline :

The murder of a successful businessman and the disappearance of his wife and daughter leave Inspector Seiler in the dark. She determined that the woman had been having an affair, but there was no evidence against the convicted man. It is only when a young colleague is murdered that there are signs of the existence of a second woman in the suspect's life. A melodious (television) thriller about the busy Munich detective Seiler.