An accident occurred in the spinning shop of the melange mill. Worker Zoya Semenova was seriously injured. Some colleagues blamed the shop manager, Galina Demidova, for the incident, and an investigation began. The case was assigned to investigator Sukhobokova, an honest and principled woman. During the investigation, Sukhobokova meets with workshop workers and Demidova’s friends, who don't believe in Galina’s guilt...

The local doctor Yelizaveta Maksimovna is a beautiful woman and a wonderful sympathetic person. She is lonely, although she is cared for by a confident and promising colleague. Yelizaveta Maksimovna has one patient, a manly, full-energy ship builder Yershov, chained to the bed with a paralysis of both legs. All doctors recommend him rest, and Elizaveta Maksimovna advises to work and not feel sorry for herself. Yershov with all his heart falls in love with his doctor, and she loves him, but she does not dare to say her feelings. Ershov thinks that he has no hopes, but...