Vsevolod Kochetov

Kolosov, a former oil refinery technologist, is appointed director of the research institute, which has long been estranged from real production. The new director energetically takes up the task, and somehow does not pay much attention to the fact that the scientific staff of the institute, headed by Professor Serafima Shuvalova, begins to group against him.

The plot is based on the defense of Petrograd from Yudenich's troops in 1919.

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.

The vacation ends, and the secretary of the regional committee, Vasily Denisov, assumes his former duties. On this day, I had to delve into the very difficult case of the old communist Chernogus, the head of the museum, who was prosecuted for possession of weapons.

A group of art historians has been sent from the spy center in London to the USSR to photograph icons for the publication of an album, but in fact they are engaged in subversive work, building bridges, internal decomposition of the Soviet people, bringing the fall of communism closer.