where huh yunjin a spoiled rich kid does whatever she wants whenever she wants and wherever she wants gets into trouble in other people's buisness her parents hire a bodyguard to protect her from getting expelled or worse put into jail her perents always wonder why she does this as she wasnt always like this her bodyguard jay is one of the most trusted agents of his agency everyone knows him for his ability to fool people ,amazing fighting skills and low temper his life goal is to never fail a mission so far he is doing pretty well once the two meet they get off on the wrong foot cause them to hate each other yunjin not wanting him around and jay not wanting to be there yunjin tests jay's temper while jay insults yunjin so much she cant help but make him mad will they ever get along what caused them jay to be an agent why is yunjin so spoiled all of a sudden whos choice makes them suceed