Based on materials from real criminal cases, it follows the trial of the trade mafia.

A young master, Vladimir Dubrovsky, comes to the estate to visit his father, who has long been in litigation with his neighbor, the despotic landowner Troekurov. Having seriously insulted Dubrovsky Sr., Troekurov tries to go to peace, but the proud old man is adamant.

In German-occupied Crimea during WWII, a group of Russian soldiers employ unusual tactics to steal classified documents from their enemies.

Hoping to receive compensation for the house belonging to her before the revolution, Madame Joubert comes to Odessa with her granddaughter Madeleine. While Madame is at war with enterprising Odessa citizens, her granddaughter meets Soviet peers and realizes the advantages of socialism.

Sergey's girlfriend desperately wants him to quit dangerous police job. But Sergey doesn't want to abandon his new case which proves to be quite difficult.