After Sima Jiao (played by Chen Feiyu), the founder of the Gengchen Immortal Mansion who has been sealed in the mountains for five hundred years, met Liao Tingyan (played by Wang Yinglu) who accidentally came to the world of immortality, he was surrendered by his “salted fish” instinct of having no desires or desires.From then on, Liao Tingyan began to guide Sima Jiao to be good step by step, and became the person who changed him.During the process, they fell in love and experienced a love-hate entanglement spanning three lives in the fairy palace, the demonic realm and the human world. In the end, the two chose to protect their loved ones and maintain peace in the three realms.