Fifteen year old gifted teenager Ruslan Chutko longs to do good and help the police to identify offenses under the pseudonym Plumbum. Plumbum decides in a single provincial town to eradicate the evil. However, in his interest of being a fighter against evil he goes far beyond what is permitted in a children's play and ends up ruthlessly invading people's lives.

They met Antipov on a train carrying evacuees to Kazakhstan in the fall of 1941. A young woman with a young son warmly accepted his help and support.

Using an elaborate system of denunciation, the chief of the Zone keeps his prisoners in check. A new inmate, allegedly imprisoned for speculating on postage stamps, tries to rebel against the system.

Teenagers whose company broke up after the absurd death of one of their friends are afraid to tell their parents about his death and want to bury their friend themselves.

A son comes to Leningrad on the birthday of his mother. He is the director of a large Siberian construction, twice married, happy in work, and in family life. His second wife Lida is also here. She brought her son and daughter with her. The youth of the mother of the family fell on the 30s. Life practically did not change its principles and beliefs. And it's not clear to her children, and even more so grandchildren, for whom her ideals do not mean anything.

After the final fight, Malish (Kid) still tries hard to beat his way to the top.