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 bullying for other athletes. Standing up for Dima, one of the guys in the team, she gets her first true friend. A chain of irreversible events is launched that can destroy the relationship between Trofim and Sophia.