Privates 91 and 87 are ordered to carry a tube of explosive chemicals to a military depot, while prize fighter Ingemar Johansson tries to teach them how to throw a punch.
Insurance salesman Paul is to be engaged with Louise, the daughter of his boss. Trying to sell insurance to a millionaire he meet the millionaire's daughter Annette whom he fall in love with after complications and funny business.
Ulla thinks her husband Billy is boring and starts dating other men. Lillans husband Peter is having important meetings, including girls. Billy and Lillan decides to pretend to be in love, to rouse jealousy of Ulla and Peter.
Jansson returns home after many years sailing the world. His two groups of relatives both want him to stay with them in hopes that he will leave them a large share of his inheritance.
The story of two brothers, one rich and one poor living next to each other , struggling along with their families and daily lives in the south parts of Stockholm in the 1930's.