TripleS‘ Hayeon is generating buzz with her graduation photo. | @triplescosmos/Instagram | @triplescosmos/Instagram | @triplescosmos/Instagram The photo in question shows an unexpected look for a graduation photo: a casual outfit, hair roller, and relaxed/annoyed pose. | Instiz All of these factors contributed to an “iljin” look, also known as a troublemaker student. Netizens speculated if…

