At the end of the Sui Dynasty and the beginning of the Tang Dynasty, dynasties in the human world changed, and undercurrents surged in the world of immortality. The demon sect "Netherworld Sect" wants to open the "Nine Netherworld Demonic Abyss" through blood sacrifices to living beings in troubled times, while the righteous "Xuantian Pavilion" and the hidden sect "Qingluan Peak" join forces to fight against it. Hongfunu has the "bloodline of Tianfeng" and Nie Yinniang is the "shadow spirit". The two are destined to be the key to saving the world.