A psychopath's ruthless serial murders have left the entire nation gripped with fear and chaos. A honest and justice-seeking rookie police officer and a veteran detective with tragic past, face against the killer. After the encounter with the psychopath, their lives totally change.

casts

Lee Seung-gi

Lee Hee-jun

Park Ju-hyun

Kwon Hwa-woon

Gyeong Su-jin