In the era known as "New A.D., six months after the "DC War" against the military organization "Divine Crusaders', and the "L5 Campaign" against the extraterrestrial foes known as "Aerogaters"... Lt. Kyosuke Nanbu's Earth Federation PT Squad "The ATX Team" heads to the far east to defeat the survivors of DC. In the middle of the fight, he and his partner Excellen witness the sudden arrival of a new humanoid weapon. This new angel-like machine, is it a friend or a foe