Een verpleegster met een ongebruikelijke gave zwaait met een oplichtend zwaard door de donkere hoeken van een middelbare school en beschermt leerlingen tegen monsters die alleen zij kan zien.
| Directing | 이경미 | Director |
| Writing | Chung Se-rang | Novel |
| Writing | Chung Se-rang | Screenplay |
| Writing | 이경미 | Screenplay |
| Sound | 장영규 | Original Music Composer |
| Production | Park Sung-hye | Executive Producer |
| Production | Kim Hyun-jung | Executive Producer |
| Camera | 주성림 | Director of Photography |
| Art | Hong Ju-hui | Production Design |
| Costume & Make-Up | Ham Hyun-joo | Costume Design |
| Costume & Make-Up | 송종희 | Makeup & Hair |
| Editing | Lee Young-lim | Editor |
| Sound | 박용기 | Sound Supervisor |
| Production | Shin Yeon-ju | Producer |
| Lighting | 최종하 | Lighting Director |
| Sound | Cho Min-ho | Production Sound Mixer |
| Editing | 박진영 | Digital Intermediate |
| Directing | Gwon Hui-cheol | Assistant Director |
| Production | Han Ji-wook | Line Producer |
