She's on Duty

When the police raid the compound of a religious cult, they discover that almost all of the members have committed suicide. The only survivor, laying on an altar in the middle of the room, is a very pregnant woman who goes into labor as the raid begins. The woman dies in the hospital, but her child survives. 20 years later, strange things are starting to happen around the child, now a grown woman. A group of religious warriors from a mix of faiths join together to try and protect her from whatever supernatural horrors are seeking her out.

The story follows the lives of two girls living together and their separate love lives as they struggle to find and maintain their new relationships. The movie mainly focuses on pretty girl Lee Hee-Jin (Shin Min-a). Hee-Jin is a hair stylist working at a salon when she meets an old classmate from junior high school. Kang Ji-Suk (Jo In-Seong) meets up with Hee-Jin when he arrives at her salon for a hair cut. The pair ends up deciding to try dating for a month to see how things go. All goes well in the beginning until Ji-Suks first love shows up. Sung-Hae (Ham Eun-Jeong) invites Ji-Suk over to a reunion party with their old junior high school friends. Hee-Jin ends up tagging along. But she feels excluded and uncomfortable while Ji-Suk and Sung-Hae are hitting it off.

Tree curer Cheong-a, who dreams of a happy marriage with her fiance, receives a request for tree treatment and visits a high school. Cheong-a meets a mysterious high school girl with a strange aura while she is treating trees and suffers from bad dreams every night thereafter. Then, one day, a box is delivered to her through parcel service. In the worn-out yearbook contained in the box, the face of a male student encircled with a red pen many times as if done by a crazy person catches her eye together with her picture in her high school days… The memory of that day suddenly comes to her. Will the fear that has been suppressing her be identified?