The focus of the story is on the wife of the director of a large state corporation. Olga is content with her life: her husband takes care of her, the children bring her joy, and she is confident in the future. Olga dedicates herself entirely to her family. Suddenly, their nanny, who had been helping the main character with the children, quits. Olga tries to find a replacement and meets Maria. One day, while walking in the park, Olga loses one of her children, and Maria helps her find him. It turns out that Maria has experience taking care of children. Olga suggests to her husband that they hire Maria.