Tatort is a long-running German/Austrian/Swiss crime television series set in various parts of these countries. The show is broadcast on the channels of ARD in Germany, ORF in Austria and SF1 in Switzerland.

A young woman called Fiona shows up in a city in the Ruhr area to work for the Bauer family as a housekeeper. Father, mother, daughter and son all live their own lives, co-existing without communicating. Nobody realizes that Fiona has made a decision.

This story is told by the boy's father: "My father wrote letters from the front. He didn't come back from the war. In my dream, I saw a hundred thousand letters falling from the sky." The letters are memories and trauma. No one talks about them. The boy knows nothing yet about the legacy of all wars. The setting for this story is a former military airfield and its surroundings.

Two sisters try to manage life alone after their mother's accident.