The prince of the prosperous kingdom, the most favored emperor in Mucheng, met Qing Jing, an illegitimate daughter of the low-status Wisteria barbarian tribe when he was young, and decided to cultivate immortality and protect the peace of the human world. "I am not ignorant. Ever since I met you, you are destined to be the Demon Emperor." Qingjing doesn't matter. I'm a princess of the demon clan. I can destroy her entire clan with just one breath." "I just want to make the Wisteria clan proud and let my mother look at me more." But it's not important now. I just want the curtain city." "I want to protect my country, protect the people of the world, and protect her."