Murder by the Lake is a German-Austrian TV crime series that has been produced since 2014 by Rowboat Film- und Fernsehproduktion and Graf Filmproduktion in cooperation with the German television broadcaster ZDF and the Austrian television broadcaster ORF. The series is filmed and set in the adjacent towns of Bregenz, Austria, and Lindau, Germany, which are both located on the southeastern shore of Lake Constance.

When Hoffmann's past catches up with her, not only is the relationship with Oberländer put to a test, but also the safety of her family is severely threatened.

Plagued by nightmares and strange visions, Detective Oberländer is suspected of murder.