1 сезон 10 серия Учебная группа
Сюжет серии
The study group members find out about the incident Han Ul was involved in a year ago and why he is so obsessed with the school gang. Since it might put Han Kyeong in danger, the members try to come up with a solution to get through this crisis. Meanwhile, Han Kyeong tries to persuade the Vice Principal to stand with her, but she gets in danger instead.