The Re-Emergence of the Apocalypse

An unknown black light descends, and the world enters its doomsday. No one knows why it comes. People can only survive under the black light. Liang Feng, a mediocre evolver in the end of the world, was accidentally chosen by a legendary figure in the end of the world, and traveled back to fifteen years ago, the day when the end of the world broke out. He was entrusted with the important task of exploring the truth behind the apocalypse and fighting to end the Black Light. … "Are you kidding? I've traveled through time, what else can I do? The sky is high enough for birds to fly, and the sea is wide enough for fish to jump... Hey, let's walk with the big sword of Canglanglang~"