Being petty, Jennie felt betrayed when Chaeyoung left her to attend a college in Australia. The pride was hurt after she beg Chaeyoung to attend the same university as her in Seoul but the proposition was gently refused. Jennie didn't talk to her best friend, Chaeyoung, for months. She ignored her calls and texts. When it seemed that Jennie's anger would not die forever, she actually already accepted that she behaved so pitiful. She wanted to apologize but her big ego and pride opted it out. As time went by, their relationship felt so distant. But, one day, Jennie found a cafe where there was a wall of messages. One of those made her intrigued as if it was written especially for her regarding her problem with Chaeyoung.