
Ha Yun-seo learned that Seo Ju-won, her lover of 3 years, is the youngest son of a rich family. She receives money in exchange for breaking up with him. Yun-seo tries everything to break things off but Ju-won doesn't give in.

In a modern Korea with a constitutional monarchy, a Chaebol heiress and a powerless prince enter a contract marriage, discovering love and courage as they confront social barriers and personal scars.