star_border 8.7
Broadcast date
2017-06-10 • 16 episodes
An unlikely partnership is forged, between a passionate cop and an emotionless prosecutor, to bring an evasive serial killer to justice.
Episodes of this season
1. I Am Innocent
event 2017-06-10 • schedule 1h 17m
star_border 8.6
As a teen, prosecutor Hwang Si-mok received surgical treatment for his abnormally developed brain, but the procedure left behind serious side effects.
2. Just Turn On The Lights
event 2017-06-11 • schedule 1h 9m
star_border 8.6
The convict's strong plea for his innocence prompts Si-mok to review the CCTV clip. At the Yongsan police station, he runs into officer Han Yeo-jin.
3. A New Possible Suspect
event 2017-06-17 • schedule 1h 16m
star_border 8.8
Si-mok volunteers to appear on live national TV to discuss Kang Jin-seob. He also makes a bold promise to find the culprit within two months.
4. Kwon Min Ah
event 2017-06-18 • schedule 1h 9m
star_border 8.8
Rumors quickly spread about Si-mok's violent nature. Regardless, he persists in his investigation. He finds his mentee, Young Eun-su, suspicious.
5. The Second Huam-dong Case
event 2017-06-24 • schedule 1h 3m
star_border 8.6
Si-mok, puzzled by the details of the most recent murder case, visits the victim's home to seek more clues. Yeo-jin joins him in the investigation.
6. The Ringtone
event 2017-06-25 • schedule 1h 4m
star_border 8.6
New pieces of evidence only increase the list of possible suspects. In the midst of the confusion, a few begin to question Si-mok's innocence.
7. Ga Young's Phone
event 2017-07-01 • schedule 1h 11m
star_border 8.6
Si-mok and Yeo-jin team up to covertly pursue Seo Dong-jae. Just as Dong-jae is about to throw something into the Han River, Yeo-jin stops him.
8. Western Seoul Prosecutors' Office
event 2017-07-02 • schedule 1h 7m
star_border 8.8
Enraged by what the police did to Park Kyung-wan, Yeo-jin tries to confront her superior but is stopped by Si-mok, who warns her of the consequences.
9. Special Investigation
event 2017-07-08 • schedule 1h 6m
star_border 8.5
Si-mok selects key lawyers and police officers to be part of the special investigations team. Their probe begins with Dong-jae as the starting point.
10. Revelation
event 2017-07-09 • schedule 1h 7m
star_border 9
Fearing for Ga-young's safety, Yeo-jin proceeds to transfer her to a different hospital. A nurse informs Yeo-jin of something strange that happened.
11. Cold and Damp
event 2017-07-15 • schedule 1h 8m
star_border 8.4
The truth behind Ga-young's convulsions is revealed. Chang-jun's wife receives a travel ban. Woo-gyun asks Chang-jun to help him get out of his mess.
12. Disbandment
event 2017-07-16 • schedule 1h 6m
star_border 8.4
Si-mok and Yeo-jin discover perplexing leads while searching Kyung-wan's basement. Dong-jae goes back to Chang-jun's office to fetch his cell phone.
13. 0 and 7
event 2017-07-22 • schedule 1h 7m
star_border 9
Returning home from the rooftop party, Si-mok discovers that an intruder has left something in his bedroom. Yeo-jin and Geon come over right away.
14. Another Body
event 2017-07-23 • schedule 1h 6m
star_border 8.6
Yeo-jin suspects a new killer is involved in the latest murder incident. Meanwhile, Si-mok collapses after leaving the autopsy.
15. Accomplice
event 2017-07-29 • schedule 1h 17m
star_border 9
Yeo-jin collects evidence as Si-mok interrogates the suspect. Many questions get answered, but the most important problem of all remains to be solved.
16. A Monster
End of season • event 2017-07-30 • schedule 1h 26m
star_border 9.4
Si-mok sets out to meet the one he believes is the real murderer. He gets his hands on a bag that will determine the futures of many people.
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This season's cast
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