The Demon Lord completely controls Nangong Fuyao, and uses the power of the empire to unite monsters from all sides to set off a large-scale demonic tide, putting all life in the world in deep crisis. Yu Qing led Nan Shiyi, Bai Duo, plus Mo Sansan and Mo Xiaosi to quell the chaos. Nangong Fuyao was trapped by the evil spirit and past obsessions. He struggled repeatedly between revenge, regret and love, and targeted Yu Qing many times. As the war progresses, the will of the Dao in Yu Qing's body continues to awaken, and the truth about the incarnation of his own destiny is gradually revealed. Everyone explored ancient secrets and learned that there was a thousand-year conspiracy hidden behind the seal of heaven and earth. While resolving the crisis and protecting peace, Yu Qing faced Nangong Fuyao, who had fallen into madness, and finally joined hands with everyone to face the ultimate powerful enemy behind the scenes.