Adam and Eva have been married for four years. But the romance has disappeared from their relationship and has been replaced by boredom and old routine. When Adam meets his brother's baby-sitter, Jackie, he is immediately attracted to her. They have an affair, but Adam tell himself that they are only friends. However, when Eva finds out that he has a mistress, she leaves him. Adam tries to convince himself that he is free again, but soon realizes that he is still in love with Eva, and must win her back...

When the police reveal a narcotic smuggling the driver is shot dead. It appears that the driver is Superintendent Martin Beck's son. Beck breaks down and moves out of the way. But on his colleagues request he returns.