The King of Darkness—that is our hero. Quick to anger, merciless toward those who make mistakes—sometimes even killing them without hesitation. From childhood, the things he saw and the hardships he endured hardened him, until he now lives without showing any emotion. He rules as if he has built his own kingdom, seated on a throne of power.Completely opposite to him is our heroine.She comes from a beautiful family, the youngest child, and is a doctor. Yet, due to certain circumstances, she was cast out by her own family and betrayed by the man she loved. Carrying many burdens in her heart, she still has a gift: the ability to make anyone around her smile easily. She wishes for nothing more than to see the people near her happy and cheerful.How fate is going to bring these two opposites together—the ruthless king of darkness and the bright, smiling girl—is the story of a love that blooms in the shadows.

The King of Darkness—that is our hero. Quick to anger, merciless toward those who make mistakes—sometimes even killing them without hesitation. From childhood, the things he saw and the hardships he endured hardened him, until he now lives without showing any emotion. He rules as if he has built his own kingdom, seated on a throne of power.Completely opposite to him is our heroine.She comes from a beautiful family, the youngest child, and is a doctor. Yet, due to certain circumstances, she was cast out by her own family and betrayed by the man she loved. Carrying many burdens in her heart, she still has a gift: the ability to make anyone around her smile easily. She wishes for nothing more than to see the people near her happy and cheerful.How fate is going to bring these two opposites together—the ruthless king of darkness and the bright, smiling girl—is the story of a love that blooms in the shadows.