Fourteen-year-old girl Ai Changling accidentally traveled to the Dalong Dynasty and became Qin Yuhan, the daughter of Qin Shangshu. In the Dalong Dynasty, Ai Changling met Xie Fan, who she had a crush on for a long time. It turned out that Xie Fan was walking with Yu Xiaoqian, a girl he liked in the modern era. After being hit by a school bag, he traveled here and became the prince Mo Lixuan. Due to various reasons, Qin Yuhan became the princess of Mo Lixuan. When Mo Lixuan was about to fall in love with Qin Yuhan, Yu Xiaoqian, whom he liked in modern times, appeared and became Tang Molan, the daughter of Prime Minister Tang...