Library

A hundred years ago, a space on the earth exploded and many alien creatures came in. They were bloodthirsty, and humans without fighting power became their nutritious food. Along with the intrusion of the alien creatures, there was also supernatural energy, and everyone had the opportunity to awaken the supernatural energy and become a warrior with supernatural powers. Superpower warrior levels: SSS, SS, S, A, B, C, D Superpower level stages: primary, intermediate, advanced Skill level: S level, A level, B level, C level, D level