Bad Guys
나쁜 녀석들 (original)
Ordered to take down a villainous business leader who controls the city, a prosecutor gathers a team of men who may not be so clean themselves.
Starring Kim Sang-joong, Park Hae-jin, Ma Dong-seok, Kang Ye-won, Cho Dong-hyuk, Kim Tae-hun, Hwang Seung-eon
Watch "Bad Guys" on Netflix released in 2014. It's a action & adventure and crime show, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of show.