The father of 12-year-old Ilya gets killed. The murderer Vitka sends his brother to prison instead of himself. A coach, Petr arrives in the village, where he plans to open a biathalon school. Ilya attempts to take revenge on Vitka, but fails. Petr encourages Ilya to take up biathlon. Ilya agrees on one condition: Petr will help kill Vitka, if Ilya hits 5 out of 5. Ilya trains under the coach’s supervision, who wins his trust and love. But the idyllic days are over, when the boy hits 5 out of 5.