You were happy by just performing dances from your favorite Kpop group INFINITE but what would you do when you have to take your twin's brother place as a new member of that group?Basically living the life as a boy and having to be with the members while your brother gets back from the hospital.And to make things difficult, Woohyun doesn't even get along with you, at least... not yet. Inspired by the kdrama: you're beautiful