Argos Flight is sent to the front lines of the U.S.S.R. to get real combat data in their TSFs. At the same time, Yuuya is assigned to test a brand new EM cannon, keeping him back in a support role. But things aren't as peaceful on a front line base as they are back in the Yukon...
We're supposed to be comrades, 
fighting for the motherland. Why?
Nosotros somos compatriotas que luchamos por 
una misma patria, ¿por qué hacen esto?
Nosotros somos compatriotas que luchamos por 
una misma patria, ¿por qué hacéis esto?
Somos camaradas, lutamos pela mesma pátria. Por quê?