A person who rules around the whole world with his power whose known as beast of under world the mafia lord and the king of the business world aka KIM TAEHYUNG who don't know what is love and care unit he meet her. JUNG YN the devil queen of the business world who only know one thing how to make people fear in front of her no one knows about her who is she and where she come from a full of mysterious girl who know only one thing how to rule the business world. yn: you have mental disorder... bastard. taehyung: no doll I am suffering from dangerous love disorder.... can you cure it doll.