Henry Lau is the rookie member of Super Junior M, he's a new comer in Korea and very busy training for Suju ever since he's arrive in Korea, but his mistake was not paying attention of his agency organizational structure which had him clueless of who is Sunny. Sunny is the only niece of Lee So Man, CEO of SM group, Henry's agency, a beautiful, rich yet free-spirited young girl who mistaken as a groupie by Henry.