Lee Na-mi
Oh Jun-yeong
Woo Ji-man
Lee Seung-woo
Jeong Eun-joo
Kim Jeong-ho
CEO Oh
Chief of Detective
Jeong-mi
Eun-mi
Chu-yeong
Ja-eun
Soo-jin
In-ja
Je-yeon
Woo Jun-yeong
KCSI Team Leader
Young Lee Na-mi
Detective
Cybercrime Detective
Na-mi's friend
Taxi driver
Missing team
Police
Victim