Lee Jung had it all. A handsome young man from a prestigious family, it seemed inevitable that he would live and die as a successful nobleman. However, life is full of the unexpected. When his father is suddenly condemned as a traitor, his good name gets sullied and he is forced to become a slave. Full of contempt for the family he now belongs to, Jung tries to seek revenge by hurting the daughter of the house, Seo Yisoo. Little does he know that she has many, many ways of "punishing" him.