Due to a promise between two families, Crown Prince In is forced to marry with Kaning. Minnie, which is pretty much the girlfriend of Prince In, regrets to have rejected his offer to marry and is willing to do everything in her power to get him back, however Kaning is not willing to give up so easily as well. As both Kaning and Crown Prince In are spending time together every day, they slowly start to understand each other and develop feelings for each other. How will Prince In and Kaning's love story unfold?