TV series
Hwang Shi Mok underwent brain surgery as a child to curb his violent temper, which left him devoid of emotions. Hwang becomes a prosecutor known for his piercing intelligence and logic, but he is ostracized because he lacks empathy and social skills. He is also one of only a handful of upright prosecutors who have refused to take bribes. One day, he encounters a stabbing victim while investigating corruption. He meets Lieutenant Han Yeo Jin at the crime scene. They join forces to root out corruption at the prosecutors’ office and solve a serial murder case.
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Checked Jul 22, 2026
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Hwang Shi Mok underwent brain surgery as a child to curb his violent temper, which left him devoid of emotions. Hwang becomes a prosecutor known for his piercing intelligence and logic, but he is ostracized because he lacks empathy and social skills. He is also one of only a handful of upright prosecutors who have refused to take bribes. One day, he encounters a stabbing victim while investigating corruption. He meets Lieutenant Han Yeo Jin at the crime scene. They join forces to root out corruption at the prosecutors’ office and solve a serial murder case.
Cast, crew and production details
Cho Seung-wooHwang Si-mok
Bae DoonaHan Yeo-jin
Lee Jun-hyukSeo Dong-jae
Jeon Hye-jinChoi Bit
You Chea-myungLee Chang-jun
Choi Mu-sungWoo Tae-ha
Shin Hae-sunYoung Eun-soo
Yoon Se-aLee Yeon-jae
tvNSouth Korea
Studio DragonSouth Korea
IOK CompanySouth Korea
Ace FactorySouth Korea
CJ ENMSouth KoreaWatch options above are for the show and may vary by season or episode.
Episode 1
On a foggy night, two college students drown at the beach. While Si-mok investigates, Yeo-jin tracks down a man who was at the scene of the incident.
Guest stars You Chea-myung, Kim Dong-hwi, Yoo In-soo, Ki Jin-woo, Kang Shin-hyo, Jin So-yeon
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Episode 2
Police and prosecutors each prepare members for joint discussions on investigative authority. Dong-jae brings Woo Tae-ha some cases of interest.
Guest stars Seo Jin-won, Ha Sung-kwang, Lee Do-hyun
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Episode 3
Yeo-jin recruits Geon. Digging into a policeman's death ruled as suicide, Si-mok and Dong-jae find signs that point toward a different story.
Guest stars Park Ji-yeon, Moon Jong-won, Jung Seung-kil, Kim Beom-soo, Oh Kyung-joo, Lee Ga-sub
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Episode 4
In a heated first session with prosecutors, Geon makes a pointed argument. At Hanjo, Lee Yeon-jae faces an oncoming family power struggle.
Guest stars Tae In-ho, Jung Seung-kil, Park Seong-il, Kim Beom-soo, Oh Kyung-joo, Lee Ga-sub
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Episode 5
At the prison to interrogate an inmate, Yeo-jin runs into Si-mok and Dong-jae. Choi Bit has Yeo-jin deliver a mysterious file to an assemblyman.
Guest stars Lee Kyoo-hyung, Jung Seung-kil, Park Seong-il, Kim Beom-soo, Oh Kyung-joo, Lee Ga-sub, Kim Gwi-seon
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Episode 6
Si-mok is ordered to find out what Yeo-jin knows about Bit's file. Ahead of a vote on the fate of her seat, Yeon-jae sets up an important meeting.
Guest stars Tae In-ho, Kim Gwi-seon, Ha Sung-kwang
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Episode 7
When Si-mok hears who’s gone missing, he starts gathering clues by going through phone records. Yeo-jin begins her own investigation.
Guest stars Tae In-ho, Moon Choi, Park Ji-yeon, Kim Dong-hwi, Moon Jong-won, Jung Seung-kil
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Episode 8
Leading police efforts to locate Dong-jae, Yeo-jin connects the case to that of the dead policeman. Si-mok pays Yeon-jae a visit.
Guest stars Moon Choi, Park Ji-yeon, Jung Seung-kil, Kim Beom-soo, Oh Kyung-joo, Lee Ga-sub, Ha Sung-kwang
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Episode 9
A perplexing photo containing a disturbing message surfaces. The police consider the possibility of the culprit being one of their own.
Guest stars Moon Choi, Park Ji-yeon, Seo Jin-won, Park Mi-hyeon, Jung Seung-kil, Kim Beom-soo, Oh Kyung-joo, Lee Do-hyun
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Episode 10
Si-mok turns his attention to an unusual case involving the sudden death of a former prosecutor, and finds that nothing quite adds up.
Guest stars Park Ji-yeon, Seo Jin-won, Park Mi-hyeon, Moon Jong-won, Ryu Sung-rok
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Episode 11
A witness, who says he saw the kidnapping, steps forward to identify the perpetrator. His claims could mean serious trouble for the police.
Guest stars Moon Choi, Moon Jong-won, Jung Seung-kil, Park Seong-il, Kim Beom-soo, Ryu Sung-rok
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Episode 12
Taken off the case, Si-mok and Yeo-jin return to their work on the police-prosecutor council. Tae-ha and Bit head to a sensitive meeting together.
Guest stars Park Mi-hyeon, Kim Dong-hwi, Moon Jong-won, Jung Seung-kil, Park Seong-il, Kim Beom-soo, Ryu Sung-rok
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Episode 13
Kang Won-chul weighs a dilemma, and fields questions from Si-mok about the deceased attorney. A young prosecutor has something to show Si-mok.
Guest stars Park Ji-yeon, Seo Jin-won, Kim Dong-hwi
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Episode 14
A suspect is arrested, but Dong-jae remains nowhere to be found. In the interrogation room, Si-mok and Yeo-jin try to draw out a confession.
Guest stars Moon Choi, You Seong-joo, Kim Dong-hwi, Ryu Sung-rok, Yoo In-soo, Ki Jin-woo
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Episode 15
While getting to the truth about the night of the attorney's death, Si-mok and Yeo-jin learn about the involvement of a mystery person.
Guest stars Seo Jin-won, Park Mi-hyeon, Kim Dong-hwi, Ryu Sung-rok, Ha Sung-kwang, Gong Da-im
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Episode 16
Details of the cover-up become public, but Si-mok isn't finished asking questions. The police-prosecutor council is called off.
Guest stars You Chea-myung, Shin Hae-sun, Lee Tae-hyeong, Lee Kyoo-hyung, Kim Won-hae, Moon Choi, Park Ji-yeon, Ryu Sung-rok
Where to watch StrangerEpisode information updated Jul 22, 2026
