Officer Black Belt

A talented martial artist who can't walk past a person in need unites with a probation officer to fight and prevent crime as a martial arts officer.

Top Cast

Kim Woo-bin

Lee Jung-do

Kim Sung-kyun

Kim Sun-min

Lee Hyun-gul

Kang Ki-jung

Park Ji-yeol

Cho Min-jo

Lee Jung-ok

Han Byung-soon