Bae Joohyun, a popular teenager high school student, accidentally met this girl that became her obsession. ForewordGood Girls are Good Girls.Yes thats true.But...Good Girls are not all innocent. Others thinks Joohyun, or well-knowned as Irene, is an innocent girl for having an angelic face, attitude, leadership and for being friendly to everyone.But then,What do they think was completely wrong.She met this girl in the garden by accidentally grope its butt by mistake.And then after that encounter,This girl were completely became her obsession.