Episode 4 S01 E04

Jin Ji-hee (as Ahn Chae-yool) Kang Min-ah (as Yoon Mi-do) Lee Hye-ri (as Lee Ye-hee) Lee Min-ji (as Kim Ha-jae) Stephanie Lee (as Choi Sung-yoon) Lee Seung-yun (as Oh Yoo-jin) Jang Ki-yong (as Ahn Chae-joon) Choi Deok-moon (as Ahn Hong-min) Kim Min-jun (as Ha Yeon-joon) Hwang Seok-jeong (as Lee Yeo-joo) Kim Hye-na (as Shin Jang-mi) Jeong Yeon-joo (as Park Se-yoon) Lee Jae-kyoon (as Choi Chang-hyun) Chun Young-min (as Jo Ah-ra)

detective bullying school investigator high school student girls love