Die Undankbare (1980)

Ten years ago, Sonja Schmitt and her brother Niki lost their parents in an accident. Mayor Gassner offered them temporary help during that difficult time. Now an adult, Sonja returns to her hometown, unconvinced by the official explanation of her parents' death. She begins her own investigation, suspecting Mayor Gassner was involved. As she digs into the past, Sonja uncovers a network of secrets and hidden connections within the community. Haunted by painful memories, she fights for justice while questioning who she can trust. Her pursuit of the truth reveals the complicated relationships and betrayals lurking beneath the surface of their small town.