A cop catches a serial killer who murdered his sister but never finds her body. The lack of closure torments him and drives his brother-in-law insane, who makes a deal with the mafia for revenge.
| Actor | Role |
|---|---|
 Kim Sang-kyungDetective Tae-soo | Detective Tae-soo |
 Kim Sung-kyunSeung-hyeon | Seung-hyeon |
 Park Sung-woongKang-cheon | Kang-cheon |
 Yoon Seung-ahSoo-kyung | Soo-kyung |
 Kim Eui-sungSon Myeong-soo | Son Myeong-soo |
 Jo Jae-yunKim Gi-seok | Kim Gi-seok |
 Ki Joo-bongChief Choi | Chief Choi |
 Hyun SungDetective Nam | Detective Nam |
 Ji Sang-hyukDetective Shin | Detective Shin |
 Oh Dae-hwanKal-chi | Kal-chi |
| LLee Sang-inEun-mi | Eun-mi |
 Song Young-changJudge (uncredited) | Judge (uncredited) |
 Joo Ye-rinReporter 2 (uncredited) | Reporter 2 (uncredited) |
 Kim Na-yeonyoung Soo-kyeong (uncredited) | young Soo-kyeong (uncredited) |
 Han Hee-jungInvestigation scene middle age woman | Investigation scene middle age woman |
 Kang Suk-wonSquad Member | Squad Member |
| PPark Geun-seokTruck driver | Truck driver |
 Yoon Jong-wonReporter 1 | Reporter 1 |
 Park Sung-jinPolice 1 | Police 1 |