Overview
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.
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
Kim Yo-han
Moisture
Kang Hyung-suk
Writer K
Cha Wang-hyeon
Earthworm
Lee Hae-yeong
Lee Sang-woo
Kim Ji-young
Ha Sun-jung
Kang Seung-ho
Kim Min-wook
Son Sang-yeon
Lee Yang-ho
Park Jong-hee
Kim Gum-nam
Kim Yool-ho
Choi Gyeong-sa
Ji Jin-hee
President
Lee Jung-hyun
Self-defense Shop Clerk
Kwon Il-yong
Profiler
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