Tanja Wilken starts her new job in Freiburg's homicide department and there's already a dead body on her very first day. What's more, everyone at the police station seems to be related to everyone else - it's a real bullpen.

On a freezing cold winter day, several guests visit their relatives in an old people's home in the Frankfurt area. When the weather changes shortly afterwards and black ice falls over the area, the guests unexpectedly get stuck.

The lover of a policeman is strangled in his house.

Klaus Burg and his 18-year-old daughter Alina live in the witness protection program and have built up a new, modest existence in a remote fishing village in Iceland.

When her 80-year-old father Robert needs a caregiver after an accident, Ira wants to take care of him at home - despite her difficult relationship with him. He had left her and her mother to start a second family. But now she sees the opportunity to approach him. However, given the high cost of care, she knows how to help but hire the Eastern European caregiver Elisaveta, who works for her black - much to the displeasure of her husband Marquard, who has ambitions as a local politician in addition to his work as a career counselor and never before understood with Robert.

Suddenly the Russian Galina reappears in her ex-boyfriend Tom's life and asks him to contact his sister, who heads the crisis team at the Foreign Office. Galina offers herself as a whistleblower to Germany after hackers specifically attacked the computer systems of the Berlin Central Hospital. She has the code that can thwart further attacks, but in return she demands money, asylum and inclusion in a witness protection program for herself and her young daughter.

"Noah's Chapter" portrays life from the perspective of the terminally ill boy Noah, who gradually loses his sensory perceptions and physical abilities. He is left to escape into his daydreams, but life is damn well worth living.

Franka Eyckner is in Malta on business. As the controller of a language school, she wants to get the principal on track. But the man is a real challenge. John sincerely vows to do better, but there's no sign of real change! It's a good thing there's also Till. The smart craftsman sees into Franka's soul and responds to her sensitively. Unfortunately, Franka is not the only woman who understands Till so well. Franka comes to Valletta to train John, the new head of the language school there. He is to use the sophisticated learning system that is the basis for the success of "Talk to Me", a global language school for which Franka works. But John, a bon vivant, humorously lets Franka down.

While Mrs. Jacobs gives swimming lessons to the young caregiver Nadja in her retirement home, the two develop a quiet attraction to each other. Even though the old woman secretly longs for it, she struggles with social values and her own feelings, which deny her this closeness.