A story about sixteen years old youths learning the painter profession.

A TV film about how the hard days of the siege of Leningrad united the residents of a communal apartment. 1941. Teenager Petya is taken in by a neighboring family after the death of his mother. The boy goes to work at the factory, and when his younger brother Vovka is found, Petya strives to replace his father.

Engineer Yakov Bogomolov is a workaholic who is carried away by his work it so much that he does not notice what is happening around him. Young wife Olga is cheating on him, friends betray, companions do not understand and deceive...