7 BOYS, 7 COLOURS BTOB, the group that shook S.Korea with their amazing vocal! You think that sound cool? Well, they are not really that 'cool'. In fact, these 7 boys are a bunch of dorks who will never get you bored! Why this book? Have you ever wonder how would it feel to read others conversation and admire them without them knowing? Whatever your answer is, this book got it all! Check it out and spread the words to the world how awesome BTOB are!