A female detective investigates the cause of a high school girl’s death and uncovers a disturbing truth.
as So-hee
as Yoo-jin
as Jun-hee
as Tae-joon
as Dong-ho
as Eun-ah
as So-hee's Mother
as So-hee's Father
as Former Team Manager
as Ji-won
as Jung-in / Customer Oh Joo-yeon (voice)
as Director
as Newcomer Team Manager
as Head Manager
as Headquarters Staff 1 / Customer Choi Cheol-woong (voice)
as Headquarters Staff 2
as Call Center Colleague Yoo-jeong
as Call Center Colleague Seon-ae
as Call Center Colleague Park Seul-ki
as Detective Bae
as Detective Kim / Customer Yoon Won-sang (voice)
as Chief of Criminal Division
as Chief of Police Station
as Homeroom Teacher
as Vice Principal
as Chief of Staff
as School Vice-Commissioner
as Former Team Manager's Wife
as Former Team Manager's Son
as Bar Owner
as Practice Room Member Soo-yeong
as Practice Room Member Hwa-young
as Practice Room Member Jae-yeon
as Practice Room Member Min-ji
as Practice Room Member Ji-ho
as Practice Room Member Eun-jeong
as Gopchang Restaurant Man
as Call Center Guide Staff
as New Colleague Myeong-kyeong / Customer Koo Min-seo (voice)
as New Colleague Eun-hwa
as Call Center Agent / Customer Lee Joo-bin (voice)
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Call Center Agent
as Tae-joon's Bullying Colleague
as Tae-joon's Factory Colleague
as Tae-joon's Factory Colleague
as Tae-joon's Factory Colleague
as Parking Lot Security Guard
as Female Employee on Her Way to Work
as Security Guard
as Security Guard
as Security Guard
as Human and Net Staff
as Forensic Examiner
as Funeral Staff
as Redhead Trainee
as Trainee
as Trainee
as Trainee
as Chaperone Teacher
as Child Going to School
as Child Going to School
as Child Going to School
as Child Going to School
as Child Going to School
as Child Going to School
as Dong-ho's Factory Colleague
as Dong-ho's Factory Colleague
as Dong-ho's Factory Colleague
as Dong-ho's Factory Colleague
as Dong-ho's Factory Colleague
as Dong-ho's Factory Colleague
as Funeral Director
as Technical Team Staff / Customer Cho Sang-wook (voice) / Customer Jeong Doo-wan (voice)
as Jun-hee's Fan
as Police Station Staff
as Police Station Staff
as Detective Bae's Stand-In
as Customer Seo Jang-woo (voice)
