23 years ago, Kang Eun Sul's father, Kang Jae Ho, stole the position of Lee Shin Jun's father. This led to Lee Shin Jun's father to commit suicide with his wife and son. Now 23 years later, Lee Shin Jun, now known as Chase, wants revenge and isn't going to stop until he gets it. He makes Kang Eun Sul fall for him, so that he can get to her father. But there is a twist, Lee Shin Jun has also fallen in love with Kang Eun Sul, but Lee Shin Jun's partner, Park Joo Won loves him too… Later Eun Sul finds out about Shin Jun's revenge plot against her father and she decides to get revenge on him for using her.