Officers Cho Kyung-yoon and Park Eun-joo are on the hunt a killer following duo of ghastly murders. The victims carry a common military past, and the secret of their past must be unraveled to find the killer.
Kim Kang-woo
Cho Kyung-yoon
Kim Gyu-ri
Park Eun-joo
Lee Soo-kyung
Cha soo-jin
Park Won-sang
Detective Kim
Jeon Chang-geol
Detective Squad Chief
Choi Deok-moon
Detective Lee
Kim Sung-ryung
Lee Hye-seo
Kim Yoo-jung
Hye-seo's Daughter
