
- Cast entries
- 8
- Episodes
- 8
- Locations
- 4
- Food stops
- Not available for this drama
Synopsis
A concise overview of the premise, tone, and dramatic setup.
A Killer Paradox is a Korean crime drama that intricately weaves elements of black comedy and mystery. The story follows a seemingly ordinary college student, Lee Tang, who, after committing an accidental murder, discovers a peculiar ability to identify and eliminate dangerous criminals. As he grapples with guilt and the moral implications of his actions, he unintentionally transforms into a dark hero, taking justice into his own hands.
As Lee Tang navigates this new and troubling path, he attracts the attention of a relentless detective, Jang Nan-gam, who is determined to uncover the truth behind the inexplicable series of killings. This cat-and-mouse dynamic raises questions surrounding justice, morality, and the nature of evil itself. With a blend of thrilling suspense and dark humor, A Killer Paradox challenges viewers to ponder the complexities of right and wrong, especially when the law fails to hold the wicked accountable.
Directed by Lee Chang-hee, known for his stylish storytelling, the series promises to deliver a gripping narrative that captivates audiences with its unique premise and layered characters. Drawing inspiration from the webtoon of the same name, it explores the thin line between heroism and vigilantism, ensuring a thought-provoking viewing experience.
Filming locations
Places connected to scenes, checked against source links before they appear publicly.
- 01
Daejeon Machi Plaza
대전 관저동 마치광장1534 Gwanjeo-dong, Seo-gu, Daejeon, South Korea대전 서구 관저동 1534This area appears prominently in the background scenes of the drama.
Gwanjeodong Machi Square: It is a prominent location name that appears in background scenes within the story.blog.naver.com - 02
Dorimcheon Station
도림천역160 Gyeongin-ro 67-gil, Guro-gu, Guro-gu, Seoul, Seoul서울 구로구 경인로67길 160This location is used for urban background movement and daily life scenes.
The area around Dorimcheon Station is a location used as a backdrop for scenes where characters move or for urban daily life in the drama.blog.naver.com - 03
Sinheung Market
신흥시장1-457 Yongsan-dong 2-ga, Yongsan-gu, Seoul, Seoul서울 용산구 용산동2가 1-457The alley and nearby shops serve as a backdrop for community scenes.
The emerging market alleys and nearby shops were photographed as a backdrop that captures the local essence.blog.naver.com - 04
Lake Hotel
레이크호텔216 Seokchonhosu-ro, Songpa-gu, Seoul, South Korea서울 송파구 석촌호수로 216Located near Seokchon Lake, this area is used for scenes depicting character psychological transitions.
It has been noted that the area around Lake Hotel near Seokchon Lake was also used as a backdrop for some scenes.blog.naver.com
More to explore
Step beyond this drama — explore filming sites, food spots, and related titles across the catalog.
Production
Broadcast details, runtime, language, and key production credits.
Showbox
Let's Films
- Creators
- Lee Chang-heeKim Da-min김다민
- Directors
- Lee Chang-hee
- Writers
- Kim Da-min김다민
Source: TMDB
Cast & characters
Key roles, performers, and character context for quick scanning.
Lee TangChoi Woo-shik최우식
Jang Nan-gamSon Seok-koo손석구
Song ChonLee Hee-jun이희준
Ahn Yong-jaeKwon Da-ham권다함
Source: TMDB
Lead actors
Lead performer biographies and notable credits.

Choi Woo-shikas Lee Tang
Choi Woo-shik is a Korean-Canadian actor, born on March 26, 1990. He began his acting career in 2011 with the drama "Hogu's Love," but gained significant attention for his role in the film "Set Me Free" in 2014. His breakout came with the international success of the films "Train to Busan" in 2016 and "Parasite" in 2019. "Parasite" not only received widespread acclaim but also made history by winning the Palme d'Or at Cannes and the Academy Award for Best Picture. Choi has established himself as one of South Korea's leading actors, collaborating with some of the industry's most renowned directors. His performances in various films and television series have earned him critical recognition, solidifying his reputation in the competitive landscape of Korean cinema. In addition to his film work, he starred in the television series "Our Beloved Summer" from 2021 to 2022 and has upcoming projects like "A Killer Paradox" in 2024, demonstrating his versatility and ongoing appeal in the entertainment industry.

Son Seok-kooas Jang Nan-gam
Son Seok-koo, also known as Son Suk-ku, is a prominent South Korean actor born on February 7, 1983. With a diverse range of performances across both television and film, he has garnered significant recognition for his compelling roles. He first captured audience attention with his performances in the television series "Matrimonial Chaos" (2018) and "Designated Survivor: 60 Days" (2019). His talent continued to shine in the critically acclaimed series "D.P." (2021-2023) and "My Liberation Notes" (2022), solidifying his status as a leading figure in the South Korean entertainment industry. In addition to his television success, Son has showcased his versatility in film, with notable appearances in "Nothing Serious" (2021) and "The Roundup" (2022). His commitment to his craft and ability to portray complex characters have earned him a dedicated fanbase. With upcoming projects like "A Killer Paradox" (2024) and "Heavenly Ever After" (2025), Son Seok-koo continues to evolve as an artist, promising to deliver more captivating performances in the future.

Lee Hee-junas Song Chon
Lee Hee-jun is a South Korean actor born on June 29, 1979. He began his career in the entertainment industry and initially gained recognition for his role in the popular television series "My Husband Got a Family" in 2012. This breakout performance opened doors for him, allowing him to showcase his talent across various genres. Lee is widely known for his compelling performances in notable films such as "1987: When the Day Comes," "Miss Baek," "The Man Standing Next," and the upcoming "Handsome Guys." His television work is equally impressive, featuring in series like "The Queen of Office," "Steal Heart," "Mouse," and the anticipated "A Killer Paradox." With a diverse portfolio that spans both film and television, Lee Hee-jun continues to establish himself as a prominent figure in the South Korean entertainment industry.

Where to watch
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Streaming data via JustWatch through TMDB.
Episodes
Episode stills, air dates, runtimes, and summaries.
Ep 1Episode 12024-02-09 · 51 minFlailing at life, Lee Tang panics after he kills a man after work. Soon, Jang Nan-gam is on the case — discovering a disturbing truth about the victim.
Ep 2Episode 22024-02-09 · 53 minA mysterious woman approaches Tang, claiming to know his secret and begins to blackmail him. The weight of his actions starts taking a mental toll.
Ep 3Episode 32024-02-09 · 51 minNan-gam struggles to find clear answers as he investigates the latest deaths. After connecting with an enigmatic figure, Tang decides to turn himself in.
Ep 4Episode 42024-02-09 · 50 minWondering if the same killer is behind all the murders, Nan-gam probes Roh Bin for clues, leading to an unlikely partnership between the two.
Ep 5Episode 52024-02-09 · 63 minAs Nan-gam notices a clear pattern among the recent murders, he searches for Tang — unaware of another mysterious man who is doing the same.
Ep 6Episode 62024-02-09 · 46 minIn 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.
Ep 7Episode 72024-02-09 · 58 minNan-gam comes face to face with Chon, who recognizes him from the past. As Bin and Tang plan their final escape, Bin receives a menacing phone call.
Ep 8Episode 82024-02-09 · 58 minThe 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.
Source: TMDB
Gallery
Posters, backdrops, and stills from the drama.
Source: TMDB
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Source: TMDB












