na-young,a call girl,meets dong-min through her friend kyung-ah. dong-min,who comes from a wealthy family,falls for her and she for him. but his father,chairman kang,who sets their meeting up through kyung-ah to teach dong-min the facts of life begs na-young to let his son go. na-young is confused but decides to do what is best for him and leaves. dong-min slowly...