Olga Sundbom is divorced and has custody of her spoiled son Krister. The lack of upbringing has made Krister an intolerable petty gangster. He is therefore put in a boarding school in a smaller town, and his getting in is due to a scam he himself is responsible for. Soon he turns the little idyll upside down.

• Kungsfilm
• Stig Olin
• Stig Järrel
• Marianne Löfgren
• Arnold Sjöstrand
• Elsie Albiin
• Erik 'Bullen' Berglund
• Ingrid Backlin
• Ingemar Pallin