Willow Yun accidentally travels back in time to ancient China and becomes a candidate for the Crown Princess. Based on her past memories, she needs to find a jade pendant that can send her back home. While searching for the pendant, she is harmed by villains and kidnapped by the Crown Prince. Fortunately, Xiao Lian steps in to rescue her in time, and over time, Willow and Xiao Lian develop strong feelings for each other. Afterwards, the main characters travel south on inspection, facing many assassinations but ultimately escaping. During this time, they outwit the Crown Prince and his cohorts, successfully defend the dynasty, and eventually have a child. After traveling to the modern world, they successfully reunite.