The young Su Ming was possessed by the poison of Nine Yang Fire. He lived in seclusion in the mountains since childhood and practiced cultivation. He was ordered by his master to enter the world of mortals. He needs to find the Xuanyin jade pendant in the hands of his senior sister, suppress the innate fetal poison in order to gain a chance of survival, and at the same time bear the blood feud of the Su family that was destroyed fifteen years ago, and vow to find out the truth of the tragedy. After coming down from the mountain, Su Ming relied on his strong strength to defeat the snobbish family and swept through the entrenched underground gangs, overcoming obstacles along the way. He and his senior sister teamed up to uncover the shocking conspiracy between the Hidden Gate and the Su family's rebellion in the capital, rescued his mother who had been imprisoned for many years, and eradicated all evil enemies. In the end, the injustice was avenged and the Su family's prestige was restored.
