In the very first sortie, Boris and Leonid violate the order and instead of defensive actions they engage in battle. As a result, many attack aircraft are killed, and young pilots are sent to the guardhouse. Political instructor Terentyev tries to seduce Evgenia by threatening her with a tribunal if she refuses. Ilya Bes stands up for the girl. Terentyev reveals his noble origins to the special agent Logoze, but does not receive support from him. Terentyev and Bes become enemies. The commander of the attack aircraft personally solicits that Boris and Leonid return to duty. This time the guys don't fail the flight. Boris shoots an unarmed German in the air.
