The thirties - the time of five-year plans, construction projects, the development of remote regions of the country. The husband leaves Frosya and leaves for the Far East. Unable to cope with his loneliness, Frosya sends her husband a telegram with a message about his serious illness. Fedor, who arrived, enthusiastically tells his wife about the construction projects of the country and leaves, leaving her alone with the thoughts of the need to study and live for the sake of universal happiness .