I've Already Become the Leader of the Demon Sect, and the System Just Came?

After traveling across the Tianxuan Continent for decades, Lu Yu finally rose from being a servant of the Demon Sect to the position of sect leader. However, on his first day in office. There was a sudden ding in my mind. [It was detected that the host succeeded the Demon Sect Master and was successfully bound to the "Light of the Righteous Path" system! [Task: To influence the subordinate Suzaku envoy. If successful, he can help you withstand a fatal blow. [Task: Inspire the subordinate Qinglong Envoy. After success, you will gain one hundred years of life. [Task: To influence subordinates...] "I am the leader of a demon sect, and you want me to influence my subordinates?!!" Lu Yu was a little bit fucked up. Although he said this, he looked at the number of subordinates in the Demon Sect that were decreasing day by day. Lu Yu held his forehead and thought, "System, if I blacken all the decent people and then reform them, can I also get rewards?" System, "..."