The clever and decisive Liu Miantang, as the first lord of Mount Yang, led the people of Mount Yang to punish the wicked, promote goodness, and uphold justice. However, she suffered serious injuries under the attack of various evil forces and was rescued by Cui Xingzhou, the Prince of Huai Yang. When Liu Miantang woke up, she had no memory of Mount Yang, mistaking Cui Xingzhou for her husband, Cui Jiu. However, if their identities were exposed, can they face it honestly while enduring hardships?

Lu Wuyi, the youngest nine-tailed fox of the mysterious Formless Moon Sect, sets out on a mission with her friend Wu Wangyan to track down a fox demon on the run, Xiaowei. She infiltrates the Wei Mansion in Luo'an City, where she later crosses paths with Wu Shiguang, who holds a deep grudge, as well as Ji Ling and Li Jie, demon hunters from the Shilin Sect. In the process of uncovering the truth, they navigate between suspicion and cooperation, each driven by their own agendas. In their repeated struggles over the Dragon Deity's Power, their fates are changed time and again. To preserve peace in the world, they make painful sacrifices and ultimately subdue Jiu Ying, the lord of all demons, thus fulfilling an enduring quest of love and redemption.