She's on Duty

She's a natural born fighter… back to school!

A boisterous detective goes undercover in a high school in order to befriend the teenage daughter of a notorious gangster.

Comedy Action Crime Romance

Kim Seon-a

(Chun Jae-in)

Gong Yoo

(Kang No-young)

Nam Sang-mi

(Seung-hee)

Kim Sang-ho

(Detective Kang)

Noh Joo-hyun

(Detective Chun)

Hong Soo-ah

(Jo Hye-ryung)

Oh Kwang-rok

(Bae Doo-sang)

Moon Seo-yeon

(So-young)

Park Sang-myeon

(Class Teacher)

Kim Kap-soo

(Cha Young-jae)

Ha Jung-woo

(Detective Cho)

Choi Bool-am

(Chief Prosecutor)

Lee Beom-soo

(Math Teacher)

Kim Ji-woo

(Ja-gyeong)

Cha Ah-reum