Episode 1

Flailing at life, Lee Tang panics after he kills a man at work. Soon, Jang Nan-gam is on the case -- discovering a disturbing truth about the victim

Episode 2

A mysterious woman approaches Tang, claiming to know his secret and begins to blackmail him. The weight of his actions starts taking a mental toll.

Episode 3

Nan-gam struggles to find clear answers as he investigates the latest deaths. After connecting with an enigmatic figure, Tang decides to turn himself in.

Episode 4

Wondering if the same killer is behind all the murders, Nan-gam probes Roh Bin for clues, leading to an unlikely partnership between the two.

Episode 5

As Nan-gam notices a clear pattern among the recent murders, he searches for Tang -- unaware of another mysterious man who is doing the same.

Episode 6

In his search for Tang, Song Chon confronts Bin -- who desperately turns to Nan-gam for help. But Tang agrees to meet with Chon, who has a proposition.

Episode 7

Nan-gan comes face to face with Chon, who recognizes him from the past. As Bon and Tang plan their final escape, Bin receives a menacing phone call.

Episode 8

The endgame to the chase leads to a final fight -- and it's everyone versus Chon. In the process, Nan-gam finally learns the truth about his father.