In a peaceful barbershop, a timid barber confronts a stranger who has started to send blackmail notes. Whenever the stranger comes to the barbershop, the amount of money he demands becomes greater and greater. Driven to desperation, the barber hires a detective, who discovers a shocking truth about the blackmailer.
| Actor | Role |
|---|---|
 Dong Bang-wooKim Yang-gil | Kim Yang-gil |
 Sung Ji-ruAhn Chang-jin | Ahn Chang-jin |
 Sung Hyun-ahJeon Yeon-ok | Jeon Yeon-ok |
 Lee Sun-kyunLee Jang-gil | Lee Jang-gil |
 Park Cheol-minSupermarket Owner | Supermarket Owner |
| LLee Myeong-jinKim Yoo-hwa | Kim Yoo-hwa |
 Lee Choon-yunPolice Officer | Police Officer |
 Lee Jae-seokGangster 1 | Gangster 1 |
| LLee Woo-jinGangster 2 | Gangster 2 |
 Oh Chang-kyungDetective 1 | Detective 1 |
 Lee Jae-guDetective 2 | Detective 2 |
| HHwang Eung-cheonDoctor | Doctor |
| CCho Kwang-heeGuest 1 | Guest 1 |
| KKim Dong-hyunGuest 2 | Guest 2 |
| JJang Seong-baekGuest 3 | Guest 3 |