The Yan Kingdom is attacked by the four supreme gods of the West. In order to protect the kingdom, the revered Li Changsheng breaks through his limits, but his soul is damaged in the process. Forced into seclusion to heal, he unexpectedly loses his memory and is reborn in the Li family. Betrayed and cast out by his own kin, he ends up as a slave to the Xiao family, where he becomes engaged to the family's eldest daughter, Xiao Linglong. However, due to his strange behavior, he is bullied and nearly broken off from the engagement. After suffering numerous setbacks, Li Changsheng regains his memory, overcomes many trials, and eventually wins the heart of Xiao Linglong.