An everyday story about a single father with four children, whose eldest daughter, Søs, runs the household. Søs occasionally goes into town with Peter. In connection with Ole's schooling, she comes into contact with his teacher, Jørgen Stæhr. Gradually, love develops between them, especially after Søs and Jørgen participate together in Children's Aid Day. Uncle Anders is a frequent guest in the house, and the neighbor, Mrs. Sejersen, often visits under various pretexts.

At home in the small family is nothing new. Tiny Per is the school's mischief maker, Sister has heartaches, Mie and Ole has to be in the school play, etc. But suddenly something happens. Good old Uncle Anders has a twin brother in the United States. He called Sofus, and now he comes home to celebrate 70th birthday. He was a troublemaker when he left and now he has become even worse

A bunch of wagons are crossing the border. It's the Karla Circus, which, after a rough season in Germany, is gonna try its luck in Denmark. Mrs. Karla, the beloved and respected circus director, goes through passports and papers with the customs officers... everything's fine, so the circus caravan can keep going to the next town. One of the circus employees is caught harboring a vagrant in his wagon. But when it turns out that the vagrant is an excellent flute player, he becomes an asset to Circus Karla.

Two young skippers, Hans Tønnesen and Poul Nielsen, have a small cargo ship that transports freight from Copenhagen to the provinces. Poul and Hans are in love with the same girl, Margit, who is the daughter of master baker Bonnekamp. However, Margit chooses Poul. On their wedding night, Hans cannot sleep. He sits in his boat and hears a splash in the water. He jumps into the water and rescues a young girl, Kristiane, from drowning. She is distraught because she is pregnant and does not dare tell her parents. Hans offers to marry her and acknowledge paternity, but on the way to his own wedding, his engine stalls.

Lilleper is starting school, and on the last day of summer vacation, his father invites the whole family to a party at Tivoli. But then everything goes wrong. Per doesn't like school. Søs falls out with Peter, Mie is accused of theft, and his father is fired from his job and talks about selling the house. Everyone is looking forward to a sad Christmas, but maybe Lilleper will still go to the "Christmas Ball in Nisseland."