The manga depicts the past of Ishiro Meita, a freelance spy who graduated from a spy training school with top grades. When he's asked to investigate an unknown object that crashed from space, his life takes a drastic turn when he meets Taiya Hando. (from RangerWiki)

Frederick F. Brown is a mobile suit trainee in one of Zeon's schools, but always had a hard time keeping up with everyone. Ten months after training hard, he's thrust into actual combat for the first time together with Zeon's declaration of war. He becomes witness to the horrors and atrocities associated with war first hand as he fights to stay alive.