Oswald Glazunov

Don Cossack Stepan Razin vowed to take revenge on the boyars for his tortured friends. Having led the rebellious peasants, he becomes the leader of an entire army. Humiliated and insulted people flock to him from all over the Russian land.

About the life of Soviet students. A group of students-graduates of a medical institute organizes a farewell party. The secretary of the regional Komsomol committee unexpectedly appears and starts openly agitating sexual promiscuity. The party turns into an ugly drunkenness.

Cheered up by the revolutionary zeal, courage and energy of their leader, Nikolai Alexandrovitch Shchors, in 1919 the peasants and workers' groups gathered in the civil war- devastated Ukraine, to defeat the foreign conquerors and enemies of the revolution. However, it does not take long until a new danger threatens: this time the Polish Pans enter Ukraine, and General Dragomirov marches to Kiev. Shchors, however, gathers the revolutionary forces of the country and brings them to a victorious counter-attack.

Not being able to implement his invention in his home country, engineer Arrowsmith, the author of the patent for ore flotation, goes to the USSR to work at one of the flotation plants, where he soon learns that a group of Soviet engineers is conducting similar work.