On a hot summer day, Katya and Alina are bored in the yard. They run away from the playground to explore the world around them and meet a taciturn woman. The new acquaintance asks the girls to help her carry mirrors home. The new acquaintance takes an unexpected turn.

A story about twin brothers who grew in an orphanage. They promised each other that they would always be together but Kolya betrayed Vasya and left for the USA under the guise of his brother. However, brothers will meet again.