Jang Choon-dong is a traffic officer who aspires to become a homicide detective. He is assigned to go undercover to infiltrate a gangster network. Meanwhile, Lee Joong-dae, a member of Kwang-seob's gang, goes undercover himself by joining the police force. Joong-dae tries hard to gain favor with his squad leader in an effort to expose Choon-dong's identity.
Jung Joon-ho | Jang Choon-dong | |
Jeong Woon-taek | Moon Dong-sik, aka Dae Ga-ri | |
Kyeong-hoon Jeong | Worker 1 | |
Jung Woong-in | Lee Joong-dae | |
Jeon Mi-seon | Park Jong-ki's wife | |
Sunwoo Jae-duk | Squad leader Park Jong-ki |
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