During the swimming training camp, coach Sofya and her husband Trofim take care of their niece, who was left an orphan. Anya shows promise, but does not speak after the death of her parents, which becomes the subject of harassment among other athletes. Standing up for Dima, one of the guys in the team, she gets her first real friend. In parallel, a chain of irreversible consequences begins that can destroy the relationship between Trofim and Sofya.