She was the legitimate eldest daughter of the Grand Preceptor’s household, born timid and bullied by everyone. Then a genius assassin from the twenty-first century transmigrated into her, bringing a lifetime of dazzling brilliance and peerless beauty. The useless nobody rose against the heavens. He was the emperor’s right-hand man, cruel, bloodthirsty, and sinister. He caught her pretending to be weak while hiding her true strength, but instead of exposing her, he became hopelessly entangled with her...