The story about a Stockholm wholesaler and his three daughters.

Napolean Pettersson is a placid, contented small town storekeeper transplanted into a fashionable big-city home by his overly-ambitious family. He attempts to adjust himself to his new life, but everything he does is inevitably wrong...and funny. Finally he rebels at the members of his family who forced him into these situations, and leaves to take up where he left off at his store.

The opera singer Carlo Martin comes to the Royal Opera for a guest performance and the girls in the ballet immediately gets a crush on him. Martin courts one of them, Märta Holm, who is torn between Martin and her own fiancée Arne.

The station-master Fabian Bom is a very meticulous person, and he makes sure that the trains leaves exactly - on the second. To him, nothing could be more important than duty, efficiency and punctuality, in fact, his sense of duty is clearly perverted. His beloved Plum-Plum, the major's daughter, is infatuated with army officers. To regain her attention, he joins the infantry. Bom becomes a soldier who loves the military training, long marches as well as hard labour as punishment. He meets Agnes, who falls madly in love with him.

Anna loses her driver's license after driving too fast. When she is later robbed by two men, it is the same constable who took her driver's license. They fall in love with each other and get engaged.

A safe is blown up and an old soccer hero, now a policeman, get the task of solving the case.

An actress is happy when she is finally contacted by a famous director, but the director is more interested in her cat.

Poppe plays Sven, an orphan who is being taken care of by the kind Mr. Carlsson. However, when Carlsson remarries a baroness, life becomes hard for Sven. The baroness and her two sons do all they can to make it so. The daughter (Anna-Lisa Ericsson) of their even richer neighbour is mistaken for the new house-maid and she helps Sven get ready for the ball that her father is having, while she and Sven secretly fall in love with each other.

Bicycle factory director Wallensjö regularly fires his bookkeeper Gunnar, who has taken a liking to Wallensjös daughter Maj, and uses a baby left on hos brother's doorstep to trick Wallensjö into believing they've become parents.