The story develops in a couple of years before the collapse of the USSR. Masha is a young, energetic girl, who has decided to make an adventurous journey across mountain Crimea. On the road she meets a funny man in a bowler hat and vest, who is trying to start his old car with a sledgehammer. Masha decided to become a fellow traveler of the mysterious mustachioed character.

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.