The war between the Russian Directory and the totalitarian planet Concordia—recent allies of the Directory who treacherously broke the peace treaty. A war in which the people of Earth endured defeat after defeat for a long time, but now the situation has changed dramatically. Because now the Directory has a new, unique weapon—space fighters “Dürandal.” Fighters piloted by recent graduates of the Military Space Academy, who have become desperate combat officers.
It would seem the enemy’s chances of victory are minimal. However, Concordia still hasn’t revealed all its cards…