A detective accidentally kills a man and disposes of the body to protect his career. The next day he sees that someone has hanged the corpse from a crane for all to see. He takes charge of the murder investigation to protect himself and find out who did it.
| Actor | Role |
|---|---|
 Son Hyun-jooChoi Chang-sik | Choi Chang-sik |
 Don LeeDetective Oh | Detective Oh |
 Park Seo-junCha Dong-jae | Cha Dong-jae |
 Choi DanielKim Jin-gyu | Kim Jin-gyu |
 Jung Won-joongPolice Chief | Police Chief |
 Lee San-hoJung Ji-soo | Jung Ji-soo |
 Lee Sang-wonDetective Lee | Detective Lee |
 Jeong Joon-wonMyung-ho | Myung-ho |
 Lee Jun-hyeokLee Myung-chun | Lee Myung-chun |
 Woo Jung-kookKim Jin-gyu's Father | Kim Jin-gyu's Father |
 Bae Jin-woongPast Gambler | Past Gambler |
 Min Chae-yeonPolicewoman | Policewoman |
 Oh Sang-mooLee Jung-hoon | Lee Jung-hoon |
 Han Soo-hyunDetective Cho | Detective Cho |
 Park Sung-hyunDetective Park | Detective Park |
 Uhm Ji-sungYoung Dong-jae | Young Dong-jae |
 Ji Dae-hanAPT | APT |
 Yoon Dae-yeulDrug | Drug |
| KKwon Yoo-junForensic scientist | Forensic scientist |
 Lee Tae-hyungJung Ji-soo | Jung Ji-soo |
| SSeo Yoon-sunGambler in the Past | Gambler in the Past |
| PPark Gwan-sikNational Forensic Service Agent | National Forensic Service Agent |
| KKim Hee-jinRoom Salon Hostess | Room Salon Hostess |
| LLee Min-hyeRoom Salon Hostess | Room Salon Hostess |