Policeman Koops witnesses a car accident. The dying driver gives him an envelope with the part of a code. Shortly thereafter, Koops gets in the sights of a contract killer.

Harter Brocken 4: Die dunkle Seite des Mondes

The five-year-old Flo cannot understand the condition that her father is in. Her mother explains: "He is with us but also far away at the same time". This description sparks the child's creativity, as she begins to imagine her father embarking on a journey far away, into the vastness of space.