Betrayed by her fiancé who abandoned her for her foster sister, condemned by her father's indifference, and despised by her own blood, Mu Ruyue faces contempt from an entire kingdom. Branded a worthless wastrel, none recognize her true strength. But Mu Ruyue harbors a secret. The Alchemical Book grants her mastery over pills and elixirs beyond imagination. Rejecting her betrayer, she accepts the proposal of Ye Wuchen, the enigmatic Ghost King—a man as pure as he is peculiar. —- Mu Ruyue: Stop calling me Sister! Ye Wuchen: Can I call you Wife then? Mu Ruyue: Not that either! Ye Wuchen: (about to cry) Mu Ruyue: (sighs) Suit yourself. Ye Wuchen leans forward and steals a kiss at the corner of her lips. Mu Ruyue: …Did a child just steal her first kiss? —- Brother 1: Let her go! Brother 2: She is my mother, why should I let go of her! Brother 1: Don't ever think of robbing my mother! Mu Ruyue: Let me introduce you, Jing'er, this is your younger brother. Huang'er, this is your elder brother. Huang'er: Mother, this stupid boy bullied me. He's not my brother. Jing'er: Little guy, from now on, you must listen to me. Ye Wuchen: (How exactly do these two regard him? They dare fight over his wife in front of him…)