Full-scale SF animation set at the military facility “International Military Organization (I.M.O.) in Okinawa. Vigorous robot battles and a mysterious storyline won a great reputation.

Yu Kananase left high school before graduation. His friends were lost to him. After leaving school, Yu joined the military defense nit “I.M.O.”, a Japan-U.S. cooperation in Okinawa. When Yu becomes the pilot of a combat robot, he amazingly meets up with his childhood friends. Together they experience the real feelings of combat and disastrous events surrounding war.