Summer of 1945. The salute of the Great Victory died down and the country is gradually returning to peaceful life. From "fire yes into the fire" a young reconnaissance commander Volodya Sharapov falls, having come to the MUR for distribution, to the department for combating banditry. In the city the Black Cat gang rages, terrifying Muscovites. Captain Gleb Zheglov enters the fray with the bandits, for whom Sharapov soon becomes his right hand.

In the midst of the wedding party of Prince Ruslan and Ludmila, daughter of Prince Vladimir, the girl is kidnapped by the evil sorcerer Chernomor and the witch Naina. Three of her past suitors set out, as does Ruslan, to rescue Ludmila.

A factory crew of seven young people is taking responsibility of a young criminal.