During the Civil War, a long time friends Ilya, Tanya and Tevdore decide to find the treasure, which is hidden by the counter revolutionists. After many precarious efforts the disguised friends manage somehow to penetrate the enemy’s camp and attend their leadership’s party. Tanya enchants the enemy Commander Kleshchuk and gets hold of the key of his apartment. The friends steal the treasure, baffle Kleshchuk’s pursuit and return the treasure to the government.

In a capitalist country, "Jacob's Trading House" makes money by smuggling cocaine. To hide its shady business, the firm buys up land at cheap prices and leases it to the city's unemployed. But even here, the businessmen create a situation of slavery for the settlers. The manager of the firm marries the girl he seduced to one of the colonists, a former vagrant. The girl suffers greatly from this farce and tries to return home. Her old father fights Jacob. Jacob knocks the old man down. The colonists' patience runs out and they march against the businessmen.

Ershi's sister, Marussia, a sailor of the Black Sea Squadron, was seduced by Baron von Vogel. Coincidentally, he is assigned to the same ship where he serves the nation. The situation on the ship is tense. The arbitrariness of the officers causes discontent among the sailors. Only the ship's mechanic, Menshevik Avalov, weakly defends the interests of the sailors.

The novice writer Vasil Safonov and his friend, the cashier Apollon Kazachkov, become regular guests at the local casino. Their gambling habits lead them to unwittingly squander state funds. Initially, Kazachkov manages to return the wasted money, but his passion for gambling consumes him, and he loses every penny. This leads to his arrest, leaving Safonov in a desperate situation. Soviet youth, including Muscovite Reztsov and the Komsomol girl Marusya Kostova, come together to help Safonov find his way back on the right path.

Revolutionary uprising of Georgian laborers in 1905.