A murder case is drawing more attention to the family history of historian Adelgunde. In cooperation with a young Russian girl, who knows surprisingly much about her father, Adelgunde finds out about strictly guarded family secrets.
A terrible accident occurs while 13-year-old Franzi is doing target practice in the quarry . A bullet misses its target and hits his grandfather, old farmer Anton Wolf. While Anton falls into a coma , the true remainCircumstances of the fact unknown for the time being . Instead , the rumor spread in the village that Franzi 's father Franz was the shooter, especially since there were constant arguments between father and son about running the farm . A real drive hunt in the village begins .
Martin and Katharina’s marriage is at stake because their six-year-old son, Tobias, is autistic. They become friends with the young couple that moves in next door and Tobias starts to gradually open up. His parents are very happy. But soon Martin discovers that the young couple has their own reasons for wanting to be near Tobias: they have a horrible plan.
Brenner returns to Graz, the city where he grew up. When confronted with his old friends, his former girlfriend and the major sin he committed when he was young, murders and a fateful gunshot to the head result. After Brenner comes out of a coma, he begins to search for the person who tried to kill him - however, everybody claims that he himself is responsible. In the beginning Brenner was at the end of his rope, but he could face a new beginning in the end.
In a luxurious cruise a woman recognizes the voice of the man who killed her husband 50 years ago during World War II. The reunion brings bitter memories in women. Based on the novel" The long wave after the keel" by Pavel Kohout.
