In an era when the Wen Clan of Qishan committed atrocities to the fullest, causing great suffering among the people, the cultivators of the great sects—including the Gusu Lan Clan, Yunmeng Jiang Clan, Lanling Jin Clan, and Qinghe Nie Clan—joined forces and succeeded in defeating the Wen Clan. Among them, Wei Wuxian, known as the Yiling Patriarch, made significant contributions. However, because he delved into demonic cultivation, a path of immense power, he came to be feared by others and ultimately brought about his own downfall. Thirteen years later... Revived through dark magic, Wei Wuxian becomes involved in a series of mysterious incidents and reunites with his fated counterpart, Lan Wangji of the Gusu Lan Clan. As they pursue the cases, they draw closer to the truth behind events from thirteen years ago― Thus begins the tale of two men bound by a turbulent destiny.