In the distant ancient times, Huo Zhongren, a small county magistrate who was kind-hearted, loved his people like a son, and was deeply loved by the people, went missing in the palace. His kind-hearted, smart daughter Huo Xiangjiu embarked on the road to find her father, and entered the palace as a servant in the Xiguan Bureau. In the process of searching for her missing father, she accidentally met the fox demon Lord Feng Mochen. Together, they uncovered mysteries one after another, and gradually discovered their feelings for each other.

《Protect our city lord》the original cast tells the fantasy comedy story of the nine-tailed fox. 

It is a costume fantasy love comedy directed by Zeng Huangwu and Xu Shengwang, starring Sun Chenjun and Zhang Yuenan, with a special appearance by Zhang Jiongmin, starring Wang Xingwei, Wang Jiali, Zhang Lingxi, Zhang Qing, Zhang Feifei, Qi Wei, and Li Sicong, and special guest appearances by Zong Fengyan, Tian Jingfan, and Ding Zidi.

On April 23, 2024, the show officially launched in Hengdian.