The End of the World: Queen Soul Pierces the Sand, I Choose to Join the Federation

This is the world fifty years after the disaster. Fog, pollution, and radiation have swept the world. Mutated monsters are wandering around. Human safety areas are shrinking. However, radiation seems to have also brought mutations to humans. It is humans who have developed abilities beyond common sense and have reached a certain balance with this disaster. Shen Sha was originally a sophomore in high school at Blue Star University. He traveled back in time to a person with the same name and inherited all his abilities and memories. "I became the king of the desert area, an S-class awakener, and the sand king with a bounty of 1 billion star coins from the federation?"