Paavo and Eeva, two young people who have moved from the countryside to the city, meet a gang led by Kalle, who spend their time loitering and committing petty crimes.
If a girl has such an uninteresting occupation that she sells flowers, she likes to indulge in daydreaming, where she can experience unsuspected adventures.
Returning from Switzerland, a young investigator meets María, his father's new wife. They immediately feel an irresistible attraction, which he tries to overcome by mixing it up with another woman.