A string of brutal murders targeting pregnant women mirrors the crimes of convicted serial killer Shin Hyun, who remains behind bars. Detectives Kim Mi Yun and Kang Tae Hyun take on the case, suspecting that Shin Hyun may be manipulating the copycat killings from prison.
Detective Kim Mi-yun
Detective Kang Tae-hyun
Shin Hyun
Detective Park
Dr. Chu Kyung-sook
Detective Han Jung-woo
Chief Jang
Captain Lee
Middle-aged Man
Bae Yong-man
Heo Young-taek
Drug
