A nymphomaniac obsessed with sex. A sexual deviant worse than a prostitute. Min Hwan-seong, a man with a reputation utterly unbecoming of his chaebol status. Due to marriage proposals from the elders of her family, Seo-rin is arranged to marry him. “Since we’re going to pass on our genes anyway, wouldn’t it be better for both of us to have the best partner?” She tried to break off the engagement because she felt treated like a mere surrogate mother, but Seo-rin had already been sold for 30 billion won in investment funds to rebuild the family fortune. Devastated, Hwan-seong challenges her to a provocative wager, using the broken engagement as collateral…