The shoe factory is undergoing production reform. Poor quality shoes no longer bring savings, the company began to suffer only losses. To get out of this crisis, the factory management decided to produce normal products designed for the wishes of the consumer. To do this, you must cope with new technologies.

The hero of the film, academician Sergei Vasilyevich Lunin, director of the Kiev Research Institute of Informatics, is working on the implementation of the Unity project in the enterprises of a single department. According to his calculations, this global information network should significantly reduce the number of intermediate instances and, accordingly, the decision-making time. Lunin has opponents. Despite a sharp deterioration in health, the hero goes to the Novogorsk Tractor Plant and there he finds out the real reason for the downtime, and, consequently, the reason for hiding the data. Knowing that he has only six months to live, Lunin abandons the operation and does everything possible to protect his project.

Kraskov and Vera have long loved each other. They are unable to part, however, and connect their destinies can not and have already accepted the circumstances of life: he has a family, three children. A chance meeting in Moscow with a young couple, familiar with the rest in the South, pushes them to a decisive step…