A boisterous detective goes undercover in a high school in order to befriend the teenage daughter of a notorious gangster.
Chun Jae-in
Kang No-young
Seung-hee
Detective Kang
Detective Chun
Jo Hye-ryung
Bae Doo-sang
So-young
Class Teacher
Cha Young-jae
Detective Cho
Chief Prosecutor
Math Teacher
Ja-gyeong
