Semyon Frolov returns to his native village of Krutye Gorki, as chairman of the Kolkhoz. The hero will have to sort out the embezzlement, convince and attract to his side the majority of proprietors, reconicle his feelings for Anna, whom he once loved, and give her the right to decide their future, when Anna's husband unexpectedly returns from prison.

From childhood, Sanya Grigoryev was able to achieve success in any business. He grew up a courageous and brave man. The dream of finding the remnants of Captain Tatarinov’s expedition led him to the ranks of polar explorers. The life of Captain Grigoryev is full of heroic events: he flew over the Arctic, fought against the Nazis. He was in danger, had to endure temporary defeats, but the hero’s persistent and purposeful character helps him to keep his vow made to himself in childhood: “Fight and seek, find and not give up.”

This case has been under investigation for five years, it has gone through all the courts, and there are so many papers in this case that they are "carried from one court to another on a cart." The case is known as the Muromsky case. The investigation is being conducted against Lidochka. She is suspected of knowing about Krechinsky's intention to rob Muromsky, of assisting him in this, and of providing this criminal assistance because she was having an illicit love affair with him.