Dong Chi and Moon Hee Man try to connect the case after receiving a suspicious document. Yeol Mu is disturbed because Dong Chi has to be sent to the Daegu Prosecutor’s Office. Moon Hee Man calls in Gae Pyeong to put an end to something from the past, and the Public Safety Team find the decisive evidence in Ju Yun Chang’s conspiracy to murder case. While investigating the Osan hit and run case, Dong Chi discovers a shocking truth. Kang Su meets someone who knows about his past. (Source: Kocowa)