The heroine is the emperor's daily chronicler. Because her words and deeds were too upright, she was thrown into prison by the emperor. Unexpectedly, she and the emperor accidentally exchanged bodies the night before the execution. The heroine takes the place of the emperor to deal with the troublesome concubines, while the emperor becomes a historian and brags about his great achievements in the record books. After the two of them quarrel and make mistakes, their relationship gradually heats up. The heroine discovers that the emperor's image of a "foolish king" is just an act. He has been controlled by the queen mother, and the concubines around him are also the eyes and ears of the queen mother. The heroine, who was forced to get involved and faced a life crisis, decided to work with the hero to bring down the queen mother who wanted to seize power. In the end, the two defeated the villain, and the noisy life continued.
