Flo and his trusted Collie pal Lassie spend the summer at Aunt Cosma's, alongside her foster children Kleo and Henry, and her dog Pippa. When local canines start disappearing, including Pippa, Lassie rallies the kids to solve the mystery.

Toni (Sarah Engels) falls in love with Tom, but he has a dark secret.

Business is not going particularly well at Taubenbaum Funerals. The body of a young woman brings in work, but no one knows who it is. Lisa tries to find out the identity of the unknown woman.

Janosch, an interpreter, is called to help during a police deployment at the Port of Hamburg. A young African woman has barricaded herself in a container ship and threatens to commit suicide. In order to get her out, Janosch promises to help her, an offer which bears unexpected consequences.

Why do women stay in violent relationships even when they have been abused for a long time?

Mother Lissy, father Gerd, son Tom and daughter Ellen: the members of the Lunies family are estranged. But confronted with death, they finally meet each other again.

Because the rather gruff debtor Jule Hellwig won't let them into her apartment under any circumstances, Billy Kuckuck doesn't hesitate and confiscates Mrs. Hellwig's car.