The murder suspect, Yang Seung-hoon, leaves on the first available plane to China. Lee Hyun illegally uses Cha Ji-an’s computer and informs the Chinese authorities of his drug trafficking. They find evidence at his house and arrest him on arrival. Team Leader Kang Eun-hyuk and Planning Officer Hyun Ji-soo are reprimanded by the Deputy Chief for mishandling the case. Cha Ji-an is transferred to another department. Detective Yang sets up a meeting with Lee Hyun to relay some pertinent information concerning Joon-ho. Detective Yang is murdered, and he becomes the prime suspect.
지안은 특범팀에서 쫓겨나 민원실 업무를 맡는다. 승훈은 선호에게 위험한 계획을 이야기 하는 한편, 현은 양형사로부터 갑작스런 연락을 받는데..