She's on Duty
A boisterous detective goes undercover in a high school in order to befriend the teenage daughter of a notorious gangster.
| Actor | Role |
|---|---|
 Kim Seon-aChun Jae-in | Chun Jae-in |
 Gong YooKang No-young | Kang No-young |
 Nam Sang-miSeung-hee | Seung-hee |
 Kim Sang-hoDetective Kang | Detective Kang |
 Noh Joo-hyunDetective Chun | Detective Chun |
 Hong Soo-ahJo Hye-ryung | Jo Hye-ryung |
 Oh Kwang-rokBae Doo-sang | Bae Doo-sang |
| MMoon Seo-yeonSo-young | So-young |
 Park Sang-myeonClass Teacher | Class Teacher |
 Kim Kap-sooCha Young-jae | Cha Young-jae |
 Ha Jung-wooDetective Cho | Detective Cho |
 Choi Bool-amChief Prosecutor | Chief Prosecutor |
 Lee Beom-sooMath Teacher | Math Teacher |
 Kim Ji-wooJa-gyeong | Ja-gyeong |
| CCha Ah-reumNot listed | Not listed |