During the Yongzheng period of the Qing Dynasty, Prince Liang Yuxuan lost his memory due to an assassination and lived among the people. Here he met the lively and cheerful village girl Liu Yueyue, but he could never forget the gentle and elegant Xiahou Yanyu of Fujin. In the process of recovering his memory, a story of love and hatred unfolded, involving the past events many years ago, and uncovered the conspiracy behind the assassination.