Henrik is a young father who lives in Stockholm, constantly plagued by nightmares with his deceased mother. One day, he receives the news that his father, father, who lives in a remote village, it is drowned and died. The circumstances of drowning are mysterious. Henrik travels to the village to investigate the cause of his death. To find out more about the drowning and on his father, the door to the unknown and open. Shadows of the past emerge, returning to this world for one reason only: revenge.
A man is beaten to death in the Middle East. In Stockholm, a young woman disappears on her way home from work. These two events will prove to be related. Since Martin Beck has quit, Steinar Hovland leads the search for the missing girl. But Martin is drawn into the case when he decides to help the national Security Police investigate a suspected terrorist. They soon realize that they are in a race against time to stop a catastrophe.
One night goes on and the morning goes by. With stylistic melancholy found in Jan Stenmark's popular images we follow a few people in the small residential district in Sköndal.
The series follows the events during the fall and winter of 1991–92, when John Ausonius shot a total of eleven people with an immigrant background. The series partly follows Ausonius during the execution of the crime, and partly the police's detective work. The series also provides an insight into Ausonius' earlier life, from high school age onwards.