She is the next female queen of Beixi Kingdom who has disappeared long ago. She once promised not to fall in love with anyone again, but she lost to him in the end. The most ruthless imperial family, but they are often the most affectionate. "Kuyuan, I will let you die as long as you want, but I will never allow you to marry someone else. Otherwise, I will definitely kill you and then commit suicide." "Idiot, you are enough."