Qingqiu Xiaoli's bad relationship with the Dragon Prince of Donghai was caused by her broken marriage, which caused the Donghai Prince to go to extremes and turned into a demon and appeared in Xiaoli's thousand-year calamity. Xiaoli did not hesitate to sacrifice the tail that Nuwa had given them as the supreme honor of the spirit fox clan to seal this demon, causing his beautiful black hair to turn white. Unexpectedly, when Xiaoli sealed the demon, he was thrown into a beautiful mountain and forest barrier in the mortal world, where he met Jinfan, the immortal Nangong, and a series of tragic love stories unfolded.