Mercy for None

So Ji-sub

Nam Gi-jun

Huh Joon-ho

Lee Joo-woon

Gong Myoung

Gu Jun-mo

Choo Young-woo

Lee Geum-son

Ahn Kil-kang

Koo Bong-san

Cho Han-chul

Choi Seong-chul

Lee Jun-hyuk

Nam Gi-seok

Cha Seung-won

Cha Young-do

Lee Beom-soo

Sim Seong-won

Jung Gun-joo

Cheon Hae-beom

Lee Jung-hoon

Joo-woon's gang member