In Gothenburg. Louise is out walking at night - and witness an assault. She knows the attackers well. It is her sister Berit with boyfriend Ernie. Louise is told to be quiet of what she has seen. She moves to Stockholm.
A girl has been found murdered in her apartment. But who killed her and why? Through a series of flashbacks, the police investigation unfolds the murder mystery.
The fishermen Österman and Sjöberg are sued by merchant Wikström. In order to raise capital, they decide to start producing a medicine from a recipe by Österman's father.
Magda Nilsson is a very talented young woman, but she has had a difficult upbringing and lost her self-confidence. She is also a singe-parent mother with her fragile son Arne. Magda is also difficult, antisocial and hard to get to know, but beneath the surface she seeps from suppressed love needs.
The brothers Kalle and Pär, each without the other's knowledge, win money on state bonds. Per opens a small shop in Stockholm and Kalle helps him. The wholesaler Ivar Olsson tries to swindle them.
