Kaia Kinomoto, a professional model, CEO and acting CEO of her grandfather's company and her parent's company, she has everything in life. She has friends that keeps her happy every time she is down. But as every normal human being, she has many struggles in life. There's no perfect life after all, with no worries or problems. That will be such a boring life. Her life is never boring and dull but when she meets the Ouran High Host Club, life in school is never going to be dull. A sister who is a rival in love? A grandfather who she keeps in line? Her family, who she is always giving up for the sake of her sister? What will she gives up and what is she protecting and what will she keep fighting for? What will her school life will be? Will romance be in the air? Or will cold heart's forever stay cold?