A female detective investigates the cause of a high school girl’s death and uncovers a disturbing truth.
Yu-jin
So-hee
Jun-hee
Tae-joon
Dong-ho
Eun-ah
So-hee's Mother
So-hee's Father
Former Team Manager
Newcomer Team Manager
Head Manager
School Vice-Commissioner
Vice Principal
Homeroom Teacher
Detective Bae
Detective Kim
Director
Chief of Criminal Division
Former Team Manager's Wife
Action Officer
Chief Constable
Supermarket Owner
Jung-in
Ji-won
Police
Sound
Editor
Production Design
Producer
Director of Photography
Lighting Director
Special Effects Supervisor
Martial Arts Choreographer
Sound Mixer
VFX Supervisor
Costume Design
Sound Supervisor
Writer
Storyboard
Digital Colorist
Boom Operator
Makeup & Hair
Original Music Composer
Executive Consultant
