第 1 季 共 16 集
播出时间：2017年6月11日
第 1 集 I Am Innocent
播出时间：2017年6月11日
As a teen, prosecutor Hwang Si-mok received surgical treatment for his abnormally developed brain, but the procedure left behind serious side effects.
第 2 集 Just Turn On The Lights
播出时间：2017年6月12日
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.
第 3 集 A New Possible Suspect
播出时间：2017年6月18日
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.
第 4 集 Kwon Min Ah
播出时间：2017年6月19日
Rumors quickly spread about Si-mok's violent nature. Regardless, he persists in his investigation. He finds his mentee, Young Eun-su, suspicious.
第 5 集 The Second Huam-dong Case
播出时间：2017年6月25日
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.
第 6 集 The Ringtone
播出时间：2017年6月26日
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.
第 7 集 Ga Young's Phone
播出时间：2017年7月2日
Dong Jae plans to set up Kyung Wan as the killer of both his father and Ga Young. He even drags in a two-star commander to carry out his plan, and Chang Jun finds it too risky. Meanwhile, Si Mok and Yeo Jin try to find Ga Young’s phone that must contain crucial data.
第 8 集 Western Seoul Prosecutors' Office
播出时间：2017年7月3日
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.
第 9 集 Special Investigation
播出时间：2017年7月9日
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.
第 10 集 Revelation
播出时间：2017年7月10日
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.
第 11 集 Cold and Damp
播出时间：2017年7月16日
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.
第 12 集 Disbandment
播出时间：2017年7月17日
Dong Jae records a seemingly important conversation between Chang Jun and Yun Beom. Because of the background music they played, he could only make out a couple of words. After Si Mok talks with the CEO of Sungmoon Daily, he realizes the conversation Dong Jae heard concerns the safety of Korea. As the team gets nearer to the truth and more people are revealed to be guilty in the process, the team is ordered to be disbanded.
第 13 集 0 and 7
播出时间：2017年7月23日
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.
第 14 集 Another Body
播出时间：2017年7月24日
Yeo-jin suspects a new killer is involved in the latest murder incident. Meanwhile, Si-mok collapses after leaving the autopsy.
第 15 集 Accomplice
播出时间：2017年7月30日
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.
第 16 集 A Monster
播出时间：2017年7月31日
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.
