Yakov Koreshnikov, a border guard with extensive experience, is leading an operation to detain a group of foreign agents. Back in the 20s, he participated in the liquidation of the Basmachi gang. Then he first met the traitor Abzal. During the Great Patriotic War, Koreshnikov again had to face him. The saboteurs sent to the Turkestan highway area were then destroyed, but Abzal managed to escape. And here is their last meeting...

About the formation of Soviet power in Uzbekistan, the fight against the “Kokand Autonomy” and the Basmachi.

Crowded alleys of the evening park, music, laughter, festive fireworks. And the two are talking about murder or suicide, about the syringe found in the dead woman's hands, about the time when death occurred. These two are employees of the criminal investigation department. They will have to find criminals in a large, busy business city who stole, cheated, and, if necessary, did not stop at murder, removing unintended witnesses or unreliable accomplices from their path.

Young Iskander is the first to learn that his father has been killed at the front, but he hides the news to protect his mother. He finds strength in his friendship with Rano and Igor, who has also lost his father in the war.