About two girls sharing an apartment in the Old Town of Stockholm.
Fridolf's mother
The little town Västerköping needs a new police man - but the only applicant is the small and tiny Fridolf. He gets the job but has to work with the big and strong police inspector Göransson. The town is visited by a crook who has specialized in stealing from local councils. Can this unusual pair stop him?
Office clerk Margit suspects that the senior accountant is embezzling money from the company. Now the auditors are on their way to check the bookkeeping. It seems that the senior accountant isn't the only embezzler in the town, even the chief of police is a member of the Embezzler's Club. Margit decides to help the senior accountant.