Myriad World Invasion - I inherit the memory of Reborn person

The world changed overnight. Cities collapsed, beasts mutated, and the skies cracked open as rifts connected countless worlds. Humanity stood on the brink of extinction when the Myriad World Invasion began. But some were encounter the opportunity yo inherit the memory of reborn person before the doom begin, so how we he tread on this perilous path, either he shine like sun in darkness or will always be but among the many unfortunate souls as the rule of world itself changes