Yoon-ha comes back from studying in China and is unemployed for three years. She is constantly in search for work and tries hard because she believes she is the only person in her family with a sane mind. But hiding the fact that she is the daughter of a billionaire, the only work she can find is trivial part time work. Nevertheless, she does her best to get by until she can gather enough money to start her own business. She has no interest in an arranged marriage with a man from another wealthy family. Her biggest goal in life is to find the man she loves and start a family with him. She becomes best friends with a girl named Ji-Yi at her part time job. She feels guilty about hiding her true identity as Ji-Yi sometimes shows an antagonistic attitude towards the wealthy. Thus, she decides to keep her family a secret.