칼에 찔린 사빈은 응급수술을 하고, 수혁은 밤새 사빈의 곁을 지킨다.
자신 때문에 사빈이 다치자 충격받은 종범은 사빈의 병실로 찾아가는데..
Sa Bin gets transferred to the hospital after she was stabbed by a thug. Su Hyuk finds out that it was Jong Bum who incited to murder Su Hyuk. Sa Bin notices that there is a tracking app on her phone and she assumes that Jong Bum was following her all along. The police discover a tattoo from the victim, Lim Hwa Young, and start to track down the person who purchased the tattoo ink.