Cui Lingyao was framed by her reborn cousin Cui Lingyi, and at the time of crisis, she accidentally exchanged souls with the fainted Emperor Pei Jie. Pei Jie, whose soul has penetrated Cui Lingyao's body, relied on the emperor's mind to resolve the adultery frame-up and entered the palace; while Cui Lingyao, whose soul has penetrated Pei Jie's body, struggled to disguise himself in the palace, not only to deal with the temptation of the Queen Mother, but also to find out the truth about the murder of his parents. The two were forced to cooperate due to misplaced identities... This play is adapted from the Tomato novel "Accidentally, Your Majesty ended up helping me fight in the house", author: Junshan Yidianqing.