Thirty thousand years ago, demons appeared in the human world and committed evil. Now demons have occupied 70% of the world. Humans vowed to take back their territory, while demons are ready to completely eliminate humans. The final war between the two sides is imminent. Programmer Ye Yang, by chance, traveled to this world with a full-level account and was entrusted to become the leader of the sect. So Ye Yang, who has the strongest skills, recruited disciples to expand the sect while fighting to take back the human territory from the demons.