After her rebirth, Shen Changyin no longer pines for Emperor Huo Yunzhe. Instead, she secretly allies with the feared 'Nine Thousand Years' eunuch Xiao He, playing the game of power between the harem and the court. Using cunning schemes, she exposes Huo Yunzhe's plots, helps a new emperor ascend the throne, and ultimately joins hands with Xiao He to overturn imperial power and rewrite her fate.