You were a recruit in the Imperial army, but you were trained by the three supreme commanders. It was a hell for you, but you had no choice but to trained by them.

Gina: C'mon, weakling! It's just only 50 rounds run!

Hirayuki: Yeah! Don't be such a weak boy! You can't even swing a katana!

Ilya: Run! Run! Don't stop until we say so!