Hong Gil-dong is an infallible private detective with an exceptional memory and quirky personality. While chasing the only target he failed to find, he gets entangled in a much bigger conspiracy than he bargained for.
Lee Je-hoon
Hong Gil-dong
Kim Sung-kyun
Gang Seong-il
Park Keun-hyong
Kim Byeong-deok
Roh Jeong-eui
Dong-yi
Go Ara
President Hwang
Kim Dong-hwi
Student
Choi Seung-yoon
Assailant at the Pier 1
Choi Ma-ro
Assailant at the Pier 3
