The story takes place in an imaginary world. In a modern metropolis, Qu Xiaotan (Liang Jie), a top-notch saleswoman, unexpectedly was affected by the mysterious power of the Xuanling Continent and traveled to Dongyue Kingdom, becoming the second lady of Qu Shangshu Mansion, Qu Tan'er (Liang Jie). With modern thinking and habits, she is extremely unaccustomed to ancient life. After that, her various perverse and abnormal requests made Qu Mansion busy and complained. But the unexpected fall made Qu Tan'er become the real quiet second lady of the Qu family. From then on, she was sometimes crazy and sometimes quiet, which made people around her overwhelmed. During this period, she was ordered to marry Mo Liancheng (Xing Zhaolin), the eighth prince of Dongyue Kingdom, but because she had been entangled with the great prince Mo Yihuai (Wang Ruichang), this woman with a changeable personality became the fuse of many troubles... This film is adapted from Fan Que's novel "Hilarious Pet Concubine: I'm Waiting for You to Divorce Your Wife".