Rich second-generation heir Yi Hangyong insists on marrying the woman his family despises. He is cast out, and his wife dies in childbirth. Yi Hangyong struggles to get by in poverty with his two daughters. When he learns he has a terminal illness, he goes to ask his father to look after the girls, but is thrown out before he can get a word in. He dies in an accident on the way home, and the sisters decide to go to G City to find their grandfather. Along the way, they become separated...
Fifteen years later, the elder sister returns from studying abroad as a wealthy heiress, possessing talent, beauty, and capital in equal measure. She is an exceptionally capable female CEO. The younger sister is impersonated as the group's second young miss by the adoptive parents' daughter, suffers every indignity, and lives at the bottom of society, working as a lowly errand girl for the group. She also crosses paths with the same man, unaware that an even bigger conspiracy lies behind it all...
Money, identity, and status; love, career, and dreams. What choices will everyone make in this game of chess?