Summary A businessman,Randolf Bleichröder, has been killed before his house.When Derrick and Klein arrives they meet his mother , Mrs. Bleichröder, who doesn't show any emotion about the death of her son.She tells also that her son didn't know what is love, compassion and that Randof had a love affair with one of his employees called Daniela Zuber.Derrick and Klein go the factory where they meet Daniela Zuber who just arrived and learned the notice of the death of Randolf Bleichröder.She also doesn't show any emotion about the death of Randolf.Derrick asks her about her relationship with Randolf and if she knows the mother of Randolf.Then Derrick arrives with Daniela Zuber at the house of the Mrs. Bleichröder.The mother says Daniela that she knows that her son was beating her.Sophie Lauer, the psychologist who works with Derrick go the bathroom with Daniela and verifies that Daniela has bruising on her body.Derrick asks then the mother how she knew it and the mother answers that somebody who knows well Daniela told her that Randolf was beating Daniela.In this moment the mentioned man, Hans Brenner called Daniela and Derrick will visit him.

• Crime
• Drama