Demon Supreme, You Want Me to Be the Leader of Shushan?

Wei Yu traveled through the fantasy world and grew up in Shushan. On the day of the crowning ceremony, he was bound to the Demonic Supreme System. As long as he continues to do evil, Wei Yu can improve his cultivation and become the supreme demon, soaring in the daytime and hopefully returning home. So, in order to go home, Wei Yu went crazy and did evil! However, every time Wei Yu does evil to receive system rewards, the results will be reversed, making Shushan even stronger! As things develop, Wei Yu discovers that he is actually the third incarnation of the Demon Lord! As the leader of the righteous path, Shushan is becoming more and more wrong. Wei Yu: What? ! I am a demon supreme, and you actually let me be the leader of Shushan?