A detective goes undercover to bust an underground organization responsible for illegally smuggling jewels.
| Actor | Role |
|---|---|
 Jun Kwang-ryulChoi Du-chil | Choi Du-chil |
 Jung Woong-inPark Tae-ho | Park Tae-ho |
 Ye Ji-wonJo Kwang-ja | Jo Kwang-ja |
 Kim Rae-wonHan Ik-su | Han Ik-su |
 Joo HyunKang Yong-gu | Kang Yong-gu |
| LLee Hyeon-jongbass player | bass player |
 Yoo Soon-chulChoi Yong-Sam | Choi Yong-Sam |
 So Yoo-jinDokgo-jin | Dokgo-jin |
| KKim Sang-geunNot listed | Not listed |