A millennium had passed since the coming of the Apocalypse—The Great Fall that wiped the world's progress, intertwining the universes into an ever-expanding space called:
"The Endless Abyss"
Back when Leaxuire was called the Earth, the humans plunged into eternal war; nations turning against each other with the threat of nuclear war being a higher threat than any catastrophe.
But the humans were utterly wrong.
Somewhere along the unexplored depths of the universe lies the catalyst of the endless void—a power so deeply unknown, everything the void touches it influences and shatters.
The humans then were naive; they succumbed to temptation and fought for land, expanding their territory and dominating the weaker lands.
Then...
As if the world were merciful enough, it granted them the power to lead and rise against not their own, but the whole universe.
Thus...
Endless Abyss was born...