The Good Detective

The BEST episodes of The Good Detective

Every episode ever - ranked by fan votes!

Kang Do Chang has worked as a detective for the past 18 years. He was born and raised in Incheon. He investigates cases using his experience and personal connections, forgoing scientific technique, or reasoning power. Oh Ji Hyeok is an elite detective. He has 9 years of experience. Unlike Kang Do Chang, he investigates cases using evidence and insight into the criminal's psyche. Due to trauma from his childhood, he does not share his feelings. He is wealthy thanks to his late uncle, who left him with a large inheritance. Jin Seo Kyung works as a newspaper reporter. She is a 5 year veteran and passionate about her work.

Last Updated: 5/22/2022Network: jTBC
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The Remains Of A Dead Body Near Gawol Church
star
8.25
12 votes

#1 - The Remains Of A Dead Body Near Gawol Church

Season 1 - Episode 13 - Aired 8/17/2020

Jin Seo Gyeong hosts a secret meeting with Yoo Jeong Seok and Kim Gi Tae at Gawol Church, demanding them the truth regarding a missing person named Jo Seong Gi. In the meantime, Do Chang and Ji Hyuk successfully locate the missing dead body from five years ago. Despite the evidence against their favour, Oh Jong Tae and Nam Guk Hyun cook up a loophole to clear the charges.

Every Truth Has Two Opposing Stories
star
8.23
13 votes

#2 - Every Truth Has Two Opposing Stories

Season 1 - Episode 7 - Aired 7/27/2020

Although Do Chang and Mr. So prepare for the retrial of Lee Dae Chul’s case, Do Chang still needs to persuade Dae Chul to follow his lead because he is reluctant to take part in it due to the possibility of harm that it may cause his daughter. Meanwhile, Do Chang finds himself caught in a dilemma that is inflicting harm to both the victims who lost their beloved partners and the ones who crossed the line for their greed.

The Last Target
star
8.23
13 votes

#3 - The Last Target

Season 1 - Episode 16 - Aired 8/25/2020

The shocking death of Yoo Jeong Seok stirs up the public, and the case is now under a spotlight. As the prosecutor makes a confession to his previous wrongdoing out of conscience, Oh Jong Tae gets sentenced to a lifetime in prison. However, Ji Hyuk’s gut feeling tingles down his back, and he starts searching for something. Something that might just reveal the truth behind the death of a fellow detective, Jang Joon Gi.

Watch Now:Amazon
We Are Trying To Save A Person’s Life
star
8.08
12 votes

#4 - We Are Trying To Save A Person’s Life

Season 1 - Episode 5 - Aired 7/20/2020

While clues proving a corruptive body’s close relation to Lee Dae Chul’s case pile up, Do Chang figures out a work-around to carry out a secret investigation on Jo Seong Dae. On top of that, Ji Hyuk hints to him how his very cousin, Oh Jong Tae, may be partially responsible for Yoon Ji Sun’s death from five years ago. Meanwhile, Dae Chul’s day of execution nears as his daughter, Eun Hye, visits him at the prison.

The One Behind Jo Seong Dae
star
8.08
12 votes

#5 - The One Behind Jo Seong Dae

Season 1 - Episode 10 - Aired 8/4/2020

Do Chang gets reinstated and returns to Violent Crimes Unit Two after coming to an agreement with Superintendent Moon. The team then focuses on Park Gun Ho’s case and stumbles upon Jo Seong Dae’s bloodstain at the murder site. This leads to the revelation of Chief Nam's wrongdoing as well as a possible connection to Oh Jong Tae. Just before closing in on Jo Seong Dae, the team catches the sight of the one behind the corruption.

We Are Only Humans
star
8.00
13 votes

#6 - We Are Only Humans

Season 1 - Episode 4 - Aired 7/14/2020

A big body of corruption sweeps over Violent Crimes Unit Two with the higher-ups continuously pressuring them to turn a blind eye to Lee Dae Chul’s case. Meanwhile, Ji Hyuk saves Seo Gyeong from Jo Seong Dae who is suspected of killing Park Gun Ho. Eventually, clues that lead to Lee Dae Chul’s innocence start piling up as Do Chang decides to look into the case to clarify discomforting ambiguities.

Watch Now:Amazon
Not Everyone Is Self-Centered
star
8.00
14 votes

#7 - Not Everyone Is Self-Centered

Season 1 - Episode 6 - Aired 7/21/2020

Do Chang confesses to Eun Hye that he wants to save her father, Lee Dae Chul. Unfortunately, Eun Hye can’t trust Do Chang who literally handcuffed and arrested her father for a murder he didn’t commit. However, Do Chang shows a sign of hope for Eun Hye by getting the retrial approved. Meanwhile, Superintendent Moon and Yoon Sang Mi prepare themselves for the possibility of an unexpected turn of events.

The Execution
star
7.92
13 votes

#8 - The Execution

Season 1 - Episode 3 - Aired 7/13/2020

The execution of death-row convict Lee Dae Chul nears as well as the evaluation for Do Chang’s promotion. Knowing that Lee Dae Chul has an alibi at the time of the murder, Do Chang needs to decide whether to save an innocent man or to submit to the authority. Meanwhile, Do Chang and Ji Hyuk are joined by Seo Gyeong at Dae Chul’s old workplace, and that’s when Seo Gyeong gets a phone call from Park Gun Ho, who seemed to sound very urgent.

Watch Now:Amazon
You Can’t Die Just Yet
star
7.92
13 votes

#9 - You Can’t Die Just Yet

Season 1 - Episode 12 - Aired 8/11/2020

While Ji Hyuk manages to survive the ambush by Oh Jong Tae, the prosecution adds more pressure to Do Chang and his colleagues, invalidating their efforts to bring Oh Jong Tae down. Do Chang however continues to put pieces together and stumbles upon a crucial link that connects Oh Jong Tae to his evil deed. Meanwhile, Seo Gyeong finds out that her boss, Yoo Jeong Seok, was at the murder scene five years ago.

Watch Now:Amazon
Those Who Deserve to Die
star
7.91
11 votes

#10 - Those Who Deserve to Die

Season 1 - Episode 14 - Aired 8/18/2020

Even after the arrest, Oh Jong Tae still has the audacity to claim his innocence and goes on to emphasize the incompetence and corruption of the police organization. Meanwhile, Seo Gyeong and Sang Mi sidestep to approach the matter in their own way. Eventually, Do Chang reaches Yoo Jeong Seok with a warrant, and Jeong Seok shocks everyone by uttering a short confession.

Something Worth Dying For
star
7.91
11 votes

#11 - Something Worth Dying For

Season 1 - Episode 15 - Aired 8/24/2020

Yoo Jeong Seok admits to his doings before his junior reporters and leaves the office, ordering them to stay put until his next instruction. While being threatened by Oh Jong Tae, Nam Guk Hyun offers video footage of Jeong Seok’s murders. On the verge of being exposed, Jeong Seok willingly suggests to the police that he would confess in his unique manner. The confession is officially published. Having nothing to lose at the moment, Jeong Seok decides to bring a companion for his last journey.

Watch Now:Amazon
A Voice Recording of Superintendent Moon
star
7.85
13 votes

#12 - A Voice Recording of Superintendent Moon

Season 1 - Episode 9 - Aired 8/3/2020

After losing at the retrial, Do Chang gets demoted. With Do Chang out of the picture, Violent Crimes Unit Two also feels pointless to even fight for a comeback. Meanwhile, Ji Hyuk meets Seo Gyeong and finds out about a voice recording that she’s been keeping secret. Ji Hyuk and Do Chang then indirectly threaten Superintendent Moon so that they can follow him and see where he would lead them.

Do Chang Goes After Oh Jong Tae
star
7.82
11 votes

#13 - Do Chang Goes After Oh Jong Tae

Season 1 - Episode 11 - Aired 8/10/2020

With the help of a little stunt pulled off by Jae Hong, Do Chang gets one step closer to proving Oh Jong Tae’s crime. Meanwhile, Ji Hyuk barges into Yoo Jeong Seok’s office, asking if he is closely acquainted with his cousin, Oh Jong Tae. Even with all evidence closing in on him, Oh Jong Tae still holds what seems to be the key to shaking off all things that annoy him.

No Sinner Shall Sleep Peacefully at Night
star
7.60
15 votes

#14 - No Sinner Shall Sleep Peacefully at Night

Season 1 - Episode 2 - Aired 7/7/2020

Words get out of Incheon Seobu Police Station revealing that Lee Eun Hye, the daughter of a murderer Lee Dae Chul, has been kidnapped, murdered, and buried by a man who claims to be the culprit. As the news goes viral, people who were related to the murder case from five years ago tremble in fear of possibilities of getting brought to justice.

Do Chang on a Witness Stand
star
7.55
11 votes

#15 - Do Chang on a Witness Stand

Season 1 - Episode 8 - Aired 7/28/2020

It was already difficult enough for Do Chang and others to get a retrial approved. However, feeling desperate during the trial, Dae Chul falsely admits to his killing of Detective Jang Jin Soo. Meanwhile, Seo Gyeong receives a recording from an unknown sender of a conversation between Superintendent Moon and a prosecutor, which could act as solid evidence to prove Dae Chul’s innocence.

The Murder Case From Five Years Ago
star
7.50
16 votes

#16 - The Murder Case From Five Years Ago

Season 1 - Episode 1 - Aired 7/6/2020

It all starts from the murder case from five years ago that Do Chang was in charge of. Do Chang is about to get a promotion when Ji Hyuk joins Violent Crimes Unit Two as Do Chang’s partner. While Do Chang is acting extra carefully to secure his promotion, a man walks into Seobu Police Station, claiming that he just killed and buried the daughter of the murderer, Lee Dae Chul.

Directors: Jo Nam-gook