Huang Beiyue is First Princess residence’s only legal daughter, yet she’s known as a useless waste throughout the whole country. But when the twenty first century’s most dangerous assassin opens her cold eyes and finds herself inside Beiyue’s body, the whole world is up for some chaos! The sickly young miss exposes a ruthless and ingenious edge, shocking countless men and women who all then admire her. He who is the king of the night is cold blooded and ruthless. In troubled times, he by chance meets her, becoming one as a zither and flute ensemble. Since then in heaven and earth, life and death go hand in hand.