The film depicts the troubles of Herr Verner ( Herr Karel Hasler ), a middle-aged bachelor dentist who wants to marry.

Woman concert star seeks to connect with her adult daughter, by her former marriage to a staid industrialist who has kept the two apart since the girl was very small, and receives inadvertent help from the industrialist's just-fired employee who has fallen in love with the girl.

Dvořák's well-known composition reappears again and again in the serious moments of the lives of the father and son Hupeks - talented non-professional musicians for whom music gives them the opportunity to rise above difficulties and problems...

The family of Prague burgher and master interior decorator Václav Kondelík lives happily in their house on Ječná Street. The peace is disturbed by an invitation to an "apron party", where their daughter Pepička meets a young municipal official, František Vejvara. The two young people fall in love. Their relationship is also supported by Mrs. Kondelíková, because Vejvara could become a welcome groom for her daughter. However, Pepička's acquaintance disrupts the established order of Kondelík's life.

Silvestr Blažek loses his job, but he doesn't lose heart. He also courts the saleswoman Boženka Straková. The driver of the builder Herold, Karel Verner, is also interested in the girl. Boženka is the daughter of Narcis Straka, a man with a mysterious past. However, Herold's father-in-law Jakub Suldovský recognizes him as an old friend from Vienna, where they both loved the same woman....

Based on an anonymous letter about Margot's fiancée's infidelity, the factory owner Hora hires detective Pejsek. His investigation then reveals Margot's efforts to obtain money from the factory owner for her lover Pepito, a fake gambler and swindler. Pepito has lost twenty thousand and must pay the money by midnight. At a fashion show, Margot receives a check from the factory owner for the purchase of a fur coat, but accidentally puts it in the pocket of a fur coat that the saleswoman and model Eva secretly borrows after the show...

The problem of companionship marriages , i.e. marriages determined by purely practical rather than emotional motives, is addressed with all its pros and cons using two relationships . The four protagonists are the student Erich Helmholz and his wife Elli, a seamstress, both a happily married but not in love couple, and the consultant's daughter Maria, who comes from the best "stable" and who, in her ignorance, first allows herself to be impregnated by any man (without really understanding how this could have happened) and then, under pressure from her horrified parents, enters into a companionship marriage with another man who has brilliant career prospects.

The illegitimate child, Marie Růžová, grows up in the family of the Bořický miller. Childhood and youth spend with the son of Bořice, Klement. Klement asserts the rights, becomes a lawyer, and marries Jirina. In order not to cause further contradictions, Mary will go to Prague secretly at night. There he is living heavily as a waitress. He resists the insults of architect Jansky until he ultimately decides to commit suicide in despair.