The construction of the Vakhsh Canal, one of the largest new buildings of the first five-year plan, is underway. Two Americans are coming here under contract. A seasoned spy, Colonel Bailey, who introduced himself as the harmless traveler Mr. Murry, would later be caught red-handed and exposed. And Mr. Clark, who came to the "make money" channel, will gradually become convinced that work and politics are not such different concepts. Not accepting socialism, he quite sincerely sympathizes with the enthusiasm of the Soviet people. Love for the translator - Komsomol member Maria Polozova - helps Clark to comprehend what is happening.

In the center of the film - two lives, two destinies. A simple, illiterate soldier Vostrikov of the Tsar's Army during the years of Soviet power grew into a devoted fighter of the revolution, he became a general of the Soviet Army, respected by all. A guards officer, a brilliant prince Naschyokin, who fought against Soviet power, emigrated from his native country and eventually became a lackey in a port restaurant.

The accountant of the commodity base discovers a small mistake in the documents, as told by the manager of the base. That night, someone hacked and robbed a safe with accounting documents, and committed the killing of an accountant. The case for the search for criminals was entrusted to police commissioner Krechetov and lieutenant Kasyanov.

Based on the novel of the same name by Fyodor Dostoevsky. The tragic story of the Karamazov family takes place in a Russian province in the late 19th century. The relations of their father and three brothers are very complicated and contradictory. One of the brothers is accused of killing his father, whom he did not commit. The brothers are unable to help him, and only a loving girl follows him to hard labour.

Observing the first years of the formation of Soviet power, about the life and work of Feliks Dzerzhinsky from 1918-1925; in July 1918, as a result of a revolt of the Left Socialist Revolutionaries, German ambassador Mirbach is killed. Feliks Dzerzhinsky alone goes to the headquarters of the Left Socialist Revolutionaries and Anarchists, he manages to persuade ordinary soldiers and sailors, participants in the rebellion, who are now cracking down on their leaders.

Based on the play by A. N. Ostrovsky.

Swept up in political unrest during World War I, two sisters in St. Petersburg cope with turbulent romances as Russian history is made around them.