Soo Kyum confronts Eun Ae, asking if she’s the one who wrote the letter that led Sun Chaek into the trap. Determined to clear her name, Hwa Sun decides to find the real culprit herself. Bun presses Eun Ae to reveal who her accomplice is, but she refuses to give in easily. Sun Chaek asks Lee Kyu to step in and help Bun out of his predicament.
‘선책’을 납치한 괴한의 시신이 떠오르자 ‘이번’과 ‘선책’ 사이에 불편한 기운이 감돈다. 한편, ‘화선’은 자신의 결백을 밝히기 위해 납치 사건의 진실을 집요하게 추적하기 시작하는데...