Drama based on the novel by Vsevolod Kochetov “The Zhurbin Family”. The characters of the picture are a large family of hereditary shipbuilders. Three generations of the Zhurbin live under one roof: grandfather Matvei, his son Ilya, three sons of Ilya — Aleksei, Anton and Viktor. In a short time, representatives of the fourth generation are born. The share of the youngest son of Aleksei fall the most severe life tests. The background for family conflicts is the reorganization of production. All Zhurbin's have to change their profession to move on.

At the amateur talent show the boy, accompanying himself on the accordion, sings a song about Moscow... The plot of the movie is based on the story of the director of the school about how this accordion, once belonging to a cadre worker who died during a demonstration in 1905, has been in many hands before it got to the guys.