I Have to Work Even in Hell

The earth's environment has deteriorated and become uninhabitable. Human beings have no choice but to form an alliance with the devil and flee to hell to survive, but they have to pay a huge price. A simulator that unexpectedly appeared on his phone became a superpower in Bai Wushang's mind. With this only support, Bai Wushang survived in this troubled world where demons were rampant, and step by step he got further and further into the position of hell administrator.