The Cold Case Squad catches the Hongwon-dong serial killer, but Lee Jae Han’s determination changes the past again.
The Cold Case Squad is assigned to the serial murder, but the last the victims isn’t identified. Cha Soo Hyun revisits a past trauma.
Park Hae Young uncovers another layer to Lee Jae Han’s disappearance. An old demon from Cha Soo Hyun’s past resurfaces.
