Library

I, who died in the apocalypse, actually returned to the day when the apocalypse broke out ten years ago! What surprised me even more was that something like the system that should have appeared in the novel actually came to me? Well, ignore it, this thing can help me survive better when the apocalypse comes. Anyway, since I am reborn with the system, I will rewrite this book of revelation!

The emperor who retained all his strength and reincarnation came to the mortal world again... Want to feel inferior? Go find him...