Gong Pil-du is a detective recruited for his athletic skills and achievement, a bronze Universiade medalist in wrestling. Since then, however, he has had little success in his career, and remains a 40-year old bachelor with a terrible credit record. His greatest crisis comes when his beloved father needs money for crucial surgery. To get the money, Gong makes a deal with a vicious crime boss. This makes him more miserable than ever, as he is now suspected as a corrupt cop. Gong goes on a quest to prove his innocence. Will he be successful for once in his life?
| Actor | Role |
|---|---|
 Lee Moon-sikGong Pil-du | Gong Pil-du |
 Kim Yu-miMin-ju | Min-ju |
 Park Jeong-hakMan-su | Man-su |
| LLee Kwang-hoYong-bae | Yong-bae |
 Choi Yeo-jinDelivery girl | Delivery girl |
 Byun Hee-bongPil-du's dad | Pil-du's dad |
 Kim Kap-sooChief Jo | Chief Jo |
 Kim Soo-miMrs. Kwon | Mrs. Kwon |
 Kim Soo-roTae-gon | Tae-gon |
 Kim Roi-haMr. Cheon | Mr. Cheon |
 Kim Sang-hoDetective Ji | Detective Ji |
 Lee Cheol-minJae-gu | Jae-gu |
 Yoo Tae-woongDetective Kang | Detective Kang |
 Oh Soon-tae[Big Station] | [Big Station] |
 Lee Sang-hunDetective Kim | Detective Kim |
| LLee Jeong-uDetective | Detective |