An armed attack on cash messengers is undertaken near a trade center in a small provincial town, an agent of Ministry of Internal Affairs dies in crossfire. A crime investigator major Rovnin (V. Kuznetsov), who appeared to be a close friend of the deceased, comes from Moscow to assist in the investigation. He is astonished at how savagely his friend was shot, as if someone was revenging. Local investigating bodies are convinced that they can manage this and arent too satisfied with the arrival of Moscow expert. They try to handle this as soon as possible, even at the cost of mistake. But the majors task is to find the killer, in spite of the fact that he is left nothing but to hold the investigation by himself.
A young graduate of a Musical teacher's training school, having got an allocation to one of the collective farms of Nonblack Soil Zone, she goes there with one desire return to city as soon as possible and continue her career of pop singer. Villagers are rejoiced by arrival of a new club head, and do all their best to make her stay: give good lodging, telephone, color TV-set, and even accordion. And the farms head (B.Nevzorov) is not intended to let her go before the set date, moreover, he falls in love with her. A skeptical modern city girl, mixing with villagers and step-by-step delving into their routine life and chores, gets filled with local beauties and engulfing feeling towards a young farms head, starts hesitating.
A life of a driver Stephan Chekmenev turns out to be very lucky: healthy children, loving wife, solid loghouse. But once his fellow-villager perishes in a forest. And Chekmenev, considering himself to be the one to blame, in expectation of an imminent retribution, tries to understand: why and when did he, once having so many friends, become so indifferent towards other peoples lives.
