Some things never change--and that's especially true when it comes to energy and nations' desire to control it. Even in the year 2307, after the Earth's fossil fuel reserves have been depleted and humans rely on a nearly infinite source of solar-powered generation systems, three superpowers--the Union, the Human Reform League, and the AEU--are fighting for dominance. But some folks are sick of it. Thus is born the Celestial Being, whose mission is to eliminate war through martial force with Gundams, amazing high-performance machines that will carry out armed interventions all over the world.