S01E05: Episode 5

A shocking tie surfaces between Noja and The Rat, while Sun-yong closes in on crucial evidence. Later, The Rat appears publicly, cornering Moon-jae.

Season 1

Ryu Jun-yeol
Ryu Jun-yeol
Je Moon-jae / The Rat
Sul Kyung-gu
Sul Kyung-gu
Noja
Lee Kyoo-hyung
Lee Kyoo-hyung
Sun-yong
Kim Seung-oh
Kim Seung-oh
Seung-gyu
Hyun Bong-sik
Hyun Bong-sik
Myung-su
Moo Jin-sung
Moo Jin-sung
Son Su-hyun