- HD 1080
- Runtime: 111m.
- Status: Released
0
- Languages: ko
- Country: South Korea
- Director: Park Kwang-chun
- Stars: Kim Seon-a, Gong Yoo, Nam Sang-mi, Kim Sang-ho, Noh Joo-hyun
- keywords: high school, undercover cop, high school student, criminal investigation
- Production_studio: Filma Pictures, Showbox
- Slogan: She's a natural born fighter… back to school!
- The She's on Duty is featured in the top rankings of 2005
- #66 in Top Comedy Movies of 2005
- #38 in Top Romance Movies of 2005
- #28 in Top Action Movies of 2005
- #46 in Top Crime Movies of 2005
A boisterous detective goes undercover in a high school in order to befriend the teenage daughter of a notorious gangster.