Unable to forget her trauma, Eunhyung bravely confronts the violently unpredictable Dai. Jaehee rushes to her side, but the arrogant senior boss Goohee is closer at hand and he's got a score to settle with Dai. However, an intervention by him could place all their lives in danger. An angelic school teacher who possesses a powerful and mysterious influence on troubled students plans to turn Dai onto the right paths. But, Dai has a plan for her, too.