The legitimate daughter of a famous family was unjustly executed, and the sister of the guilty minister endured the humiliation and entered the palace. She plotted every step of the way and took advantage of the emperor's power to liquidate the traitorous concubines in the harem and the sycophants in the court. He overturned the grudges of the old dynasty, ascended to power, and took revenge with his own hands to stabilize the world.