This story depicts the relationships between adolescent children and the issue of adolescent online violence told through a classroom bullying incident.

Jin Ga-in is in the midst of an unstable adolescence. The angst caused by her daily stress is channeled toward her classmate, Oh Sa-rang. She even created the Oh Sa-rang Hater Group to spread false rumors and post malicious comments. Most of the girls in the class also participate. Just when things are starting to spin out of control, everyone at school finds out and a committee meeting is to be held. However, Jin Ga-in sees herself as the victim and tries to avoid the situation. The truth is revealed bit by bit, from what happened between Jin Ga-in and Oh Sa-rang and who spoke up to Sa-rang and the homeroom teacher to who the most active classmates in the online hater group were.

Jeong Yeoncheol

When he was a child, Jeong Yeoncheol (M) always ran about the mountains and fields, and liked nodding and tilting his head. Jeong is now an adult but he often goes around here and there intently staring at something. He teaches children at school and he's committed to writing stories and poems that are like tasty and healthy rice. Jeong has written fairy tales that include The Chef Ju Byeongguk, I Did It Because I was Sad!, Bad Dumplings from the Mandoo Supermarket and A Big Project to Get a Perfect Score on the Dictation Test, collection of poems for children such as I Would Like to Be Sick for Just One More Day, There is Also a Reason for Getting a Zero ​and The Sun Rose Alone, a picture book called An Exciting Big Project to Take Care of the House, and novels for teenagers including A Magical Flower, Acting like a Fool and It's No Good Crying.