As more time went by, people began to forget the tragedy that the three tragedies had brought about. The mortals began to move on and live peacefully again. They even began to lose faith in the reality of heavenly beings who had assisted them throughout the dreadful catastrophe.
It was the ninth year, almost the tenth, since the D-Day invasion by extraterrestrial invaders. This world began to change from a semi-fantasy-modern one after incorporating the technologies left behind by the broken golems in the gray star. From the world of E-class to that of D+-class. The advancement of civilization on Earth has been aided by the involvement of numerous gods.
