2021
S01E12 finale
"Beyond Evil" will tell the story of two fearless men who are willing to go through extreme lengths in their pursuit of a returning serial killer. In the course of uncovering the murderer's identity, the two are forced to look deeper than what the evidence seems to suggest and constantly question the innocence of all the people involved in the case, including themselves.
The death of Superintendent Jung becomes a boomerang and starts to inflict damage in all sorts of places. While Lee Chang Jin becomes the main suspect and gets arrested once again, confessions, names, and stories from others involved start pouring out. Meanwhile, Ju Won heads to get Jeong Je out of the hospital his mother put him in.