남계장은 3년 전의 전화가 도경임을 직감하고, 도경의 정체가 밝혀지기 시작하는데..
지원은 돌이킬 수 없는 실수를 저지른다.
Joon Young asks Woo Hyun if Jo Pil Doo is the real culprit who killed seven girls. Tae Pyung is scared that he may not be able to protect Joon Young when she’s in danger. Woo Hyun tells Joon Young that Do Kyung is Hyun Woo. Meanwhile, Ji Won gets to know that Pil Doo’s DNA was found under Mi Jin’s fingernails.