Creator by Hyun ji Writer by Myunseul Cover by kimsquads Cast: Aera Chanyeol Eunwoo Rowoon Mingyu Jaewook (Whose the lead guy cast you need to read it) Synopsis: Pen is a story about a girl who has to choose five men by choosing a pen out of five. One pen is her fiancé, and the other pen is her own best friend, as she chooses the pen of various stories that make her change her mind. decide which pen she should choose.