Sylvia Rosch is a woman with dangerous obsessions. Camouflaged by perfectly rehearsed masquerades, she wages a merciless campaign of revenge. Anyone who gets too close will succumb to an insidious murder. The marriage swindler's preferred victims are men worth millions. Barbara Lahn and Til Wegner from the BKA are facing a huge challenge. They are supposed to collect evidence against the angel of death.