A tired, naive librarian in her fourties, has experienced hard labor, chores, and failed love. Her brittle voice and childish naiveness add to her defenselessness. Despite her stubbornness, she maintains a strong spirit that helps her stay true to herself.

A crime has been committed. The worst thing is murder... Who is the culprit? What are the motives for the crime? These and many related questions face police colonel Drobyshev and senior lieutenant Samarin. During the investigation, they encounter young people whose spiritual poverty is terrible in its moral consequences.

Based on the play by Ignatiy Dvoretsky. Television version of the play by the Lensovet Leningrad Academic Theater.