2018
S01E20
A psychopath's ruthless serial murders have left the entire nation gripped with fear and chaos. An honest and justice-seeking rookie police officer and a veteran detective with a tragic past, face against the killer. After the encounter with the psychopath, their lives totally change.
Ba Reum starts to remember everything and is filled with guilt. When Ba Reum sees Han Kook's mother desperately looking for her child even after a year, he decides to confess his crimes and clear Yo Han's name. Meanwhile, Moo Chi notices that Chi Kook is lying and that he reacts strangely sensitive towards Ba Reum.