Criminal investigation is investigating the case of robbery of the factory cashier. At the checkpoint of the factory of precision mechanics and optics, two criminals attack the cashier. Criminals manage to escape by the car, waiting for them around the corner. At the scene of the crime, criminal investigation officers arrive Major Dorokhov and Lieutenant Matushkin. They interview witnesses, but they did not remember properly any attackers or machine numbers, but noticed that one prevented the other from firing.

A provincial pharmacist moves to the capital, leaving behind her husband and child. But the big city isn’t eager to grant her success and fame. Instead, it takes advantage of her kindness and sincerity — and, like many before her, it will eventually cast her aside...

The mother leaves the house. The career of his father, a famous boxer, is collapsing. The son helps his father overcome despair and return to sports.