Early in the morning, a jogger finds a young woman hanged in the park. Was it suicide?
Not according to the autopsy, which reveals that Jeanette Lütge had been strangled to death. It’s not long before Jeanette’s best friend, Idil Dogan, turns up at the station. She’s been taking care of Jeanette’s six-year-old son, Marius, and is worried that something may have happened to her friend. The situation is tense.