Zinaida works at a construction site as a plasterer, she and her son live in a new house on the outskirts of the city, which is being built up with new residential buildings.

Boris works as a scooter driver-forwarder, delivers pastries and cookery to shops.

He reads a lot, seeks to somehow assert himself in life, having overcome his teenage complexes and envying his school friend, who easily and naturally meets girls on the dance floor.

Suddenly, everything turns upside down in the life of a small family: the mother began to meet with Viktor, the grader driver.

Their intentions are quite definite Viktor and Zinaida decided to get married, respectively, they plan to live in the same apartment, which is incredibly annoying and angering Boris, who believes that at their age it is ridiculous to talk about love.