Bai Qinghuan traveled through time and became the legitimate daughter of the Hou Mansion who was transferred. When she used modern medical skills and ancient medical classics to save the King of Zhenbei, she accidentally triggered a crisis in the royal bloodline. Behind the dispute between the real and fake daughter is the conspiracy of the remnants of the previous dynasty to restore the country. She and the double-faced prince Xiao Jingheng fell in love amidst treatment and suspicion, but they broke up due to the "medicine man incident" designed by Bai Yueli. When Xiao Jingheng discovered that Qing Huan was her childhood savior, she had fallen under the love spell and had forgotten her past...
