A biography drama about Sergey Kirov, a prominent early Bolshevik leader in the Soviet Union.

After news of the future birth of a child, Sergei split from his wife, Natasha, and settled in the company of young architects, who occupied a room in a big house. As a result of a chain of unforeseen events, brought by one of the tenants found a child, Sergei finds a newborn son. Friends are doing everything possible to find a lost mother, but Sergei does not disclose their affiliation and tries to give the baby the wrong hands.

The film shows the struggle of the Chuvash people for their rights at the beginning of the 20th century.

The autumn of 1941. Leningrad is besieged by the Nazis. A new model of tank is being developed at a large defense plant. Built in the shortest possible time combat vehicles are tested directly on battlefields, fighting with fascists in the outskirts of the city. The first feature film about the heroic everyday life of city defenders was shot directly in assembly shops of plants and in the streets of Leningrad when the city was fighting against the enemy

In 1919, during the post-revolution Russian Civil War, a naval detachment made up of communist Reds defends the strategic city of Petrograd from the White Russian counterrevolutionary forces

The film is about the search for foreign intelligence agents and secret police's struggle with them.

The film takes place in 1921 on the Soviet-Finnish border. Shyutskorov detachments broke into Karelia, killed Soviet activists, burned houses ... In the rear of the enemy with a special task - to destroy the headquarters of the White Finns on the Kimas Lake - a detachment of Soviet cadets under the command of Toivo Antikainen (Oleg Zhakov) was sent.

The film is about the opposition between working-class people and the certain power.