After Sima Jiao (played by Chen Feiyu), the master of Gengchen Immortal Palace who had been enthroned in the mountains for five hundred years, met Liao Tingyan (played by Wang Yinglu), who unexpectedly came to the world of immortal cultivation, was subdued by his instinct of % salted fish and instinct. From then on, Liao Tingyan began to guide Sima Jiao to be kind step by step and became the person who changed him.During the process, they developed feelings for each other and experienced a love-hate entanglement spanning three lifetimes in the Immortal Palace, the Demon Realm and the Human World. In the end, the two chose to protect their lovers and maintain peace in the three realms.