In 2020 teens started sprouting wings. Because humans don't like charge or the unexplained. They hunted the teens until they went into hiding. A few years later an alien race with unknown goals descended upon the earth, easily overwhelming the military of several countries and it seemed they would continue unchecked.

That is until a winged child was attacked, and destroyed an enemy ship with apparent ease, they died in the process but the new information proved vital. The united governments of the world repurposed the arm of the military assembled to hunt and study the angels to capture any that remained to fight the enemy, offering a sanctuary if they survived the war. But even with this offer, can they truly defend a world that hates them so?