1. REVENANT:
EPISODES: 12
STARRING: Kim Tae Ri, Oh Jung Se, Hong Kyung
GENRES: Thriller, Mystery, Horror, Supernatural
AIRED: 2023
AIRED ON: Disney+
STORYLINE:
When a portal to another world opens, demons are unleashed. Ku San Young becomes possessed by one of them, and Yeom Hae Sang, who can see the demons, joins her in uncovering the truth behind a series of mysterious deaths linked to five sacred objects.San Young juggles part-time work and studying to become a public officer. After receiving items from her deceased father, she becomes entangled in strange deaths and begins to change. Yeom Hae Sang, a wealthy folklore professor with the ability to see demons, witnessed his mother's death at their hands. He meets Ku San Young and confronts the demon that killed his mother. Lee Hong Sae, a career-focused police lieutenant, becomes embroiled in these mysterious events through his involvement with Ku San Young and Yeom Hae Sang.
2. MEMORIST:
EPISODES: 16
STARRING: Yoo Seung Ho, Lee Se Young, Cho Seung Ha
GENRES: Action, Thriller, Mystery, Supernatural
AIRED: 2020
AIRED ON: Viki
STORYLINE:
When Dong Baek was a high school student, he suddenly gained a supernatural power. Whenever he touches somebody, he can read that person's memory. Dong Baek reveals his memory reading ability to people and he becomes a detective. He is gung-ho to catch as many criminals as possible. He encounters a mysterious serial murder case.
3. FLOWER OF EVIL:
EPISODES: 16
STARRING: Lee Joon Gi, Moon Chae Won, Jang Hee Jin, Seo Hyeon Woo
GENRES: Thriller, Romance, Melodrama, Crime
AIRED: 2020
AIRED ON: Netflix, Viki
STORYLINE:
Baek Hee-sung is a man who hides his identity and past from his wife Cha Ji-won, a detective. On the surface, they appear to be the perfect family: A loving couple with a beautiful six-year-old daughter who adores her parents. Cha Ji-won and her colleagues begin investigating a series of unexplained murders and she is confronted with the reality that her seemingly perfect husband may be hiding something from her.
4. MERCY FOR NONE:
EPISODES: 7
STARRING: So Ji Sub, Huh Joon Ho, Ahn Kil Kang, Lee Bum Soo, Gong Myung, Choo Young Woo
GENRES: Action, Mystery, Crime
AIRED: 2025
AIRED ON: Netflix
STORYLINE:
Nam Gi Jun was once a key member of the Bongsan Gang, led by Koo Bong San. He fought through bloody turf wars, helping the gang rise to power. But everything changed when his younger brother, Nam Gi Seok, joined their rival gang, Joowoon, under Lee Ju Un. To protect his brother, Nam Gi Jun made a brutal choice - he left Bongsan for good, severing his left Achilles tendon as proof that he would never return. Eleven years later, he lives a quiet life, running a small drink supply business serving Bongsan-owned establishments. He has no intention of going back. But when Nam Gi Seok, now the second-in-command of Joowoon, is found dead under suspicious circumstances, Nam Gi Jun knows he can't stay away. To find the truth and take revenge, he steps back into the underworld he swore to leave behind - where old grudges still burn, power has shifted, and nothing is as it seems.
5. BLOODHOUNDS:
EPISODES: 8
STARRING: Woo Do Hwan, Lee Sang Yi, Huh Joon Ho, Park Sung Woong
GENRES: Action, Thriller, Crime, Drama
AIRED: 2023
AIRED ON: Netflix
STORYLINE:
When reserved rookie boxer Kim Geon U squares off against loquacious southpaw Hong U Jin, Geon U narrowly prevails — but the two former marines become fast friends. As their friendship grows, so do the financial woes that plague Geon U’s mother. To save her quaint café from going under, she signs off on a hefty loan. But when it turns out she’s been targeted by Smile Capital — a ruthless loan shark business — Geon U and U Jin do everything in their power to make it right. Fate intervenes as the pair end up working for a generous moneylender whose foster daughter is dead set on taking down the loan sharks.
6. WORST OF EVIL:
EPISODES: 12
STARRING: Ji Chang Wook, Wi Ha Joon, Im Se Mi
AIRED: 2023
AIRED ON: Disney+
STORYLINE:
Set in 1990s Seoul, rural police officer Park Jun Mu goes undercover to infiltrate a drug cartel behind the powerful new drug "Gangnam Crystal." As he uncovers the organization's secrets, he learns that his wife, detective Yoo Eui Jeong, is also involved, and may share a hidden past with the cartel’s kingpin. Torn between duty and love, Park fights to dismantle the operation while protecting his wife.
7. DARK HOLE:
EPISODES: 12
STARRING: Kim Ok Bin, Lee Jun Hyuk
GENRES: Action, Thriller, Horror, Supernatural
AIRED: 2021
AIRED ON: Viki
STORYLINE:
Lee Hwa-Sun is a detective at the regional investigation unit of the Seoul Metropolitan Police Agency. She receives a phone call from the person who murdered her husband. Lee Hwa-Sun then travels to Muji City. There, people inhale a mysterious dark smoke and turn into monsters. The residents in Muji City become terrified. Lee Hwa-Sun struggles to save people there and she also chases after her husband's murderer. Meanwhile, Yoo Tae-Han has lived in Muji City all of his life. He once worked as a detective, but he had to quit because of a case. He now works as a wrecker driver. His still has his strong of justice, while he is also easy going and a joker. Yoo Tae-Han now faces his city falling into chaos because of the dark smoke that causes people to turn into monsters. He joins Lee Hwa-Sun to save people in Muji City.
8. THE K2:
EPISODES: 16
STARRING: Ji Chang Wook, Lim Yoon A, Song Yoon A, Cho Seung Ha
GENRES: Action, Thriller, Psychological, Romance
AIRED: 2016
AIRED ON: Viki
STORYLINE:
Kim Je Ha, a former mercenary known as “K2,” becomes a fugitive after being wrongfully accused of killing his girlfriend in Iraq. He returns to Korea and works as a bodyguard for Choi Yoo Jin, the wife of presidential candidate Jang Se Joon. Je Ha plans revenge on Park Kwan Soo, Se Joon's rival, whom he believes ordered his girlfriend's murder. While guarding Go An Na, Se Joon's reclusive daughter, Je Ha and An Na grow close. However, Je Ha's loyalty is tested when he learns that Yoo Jin, his boss and ally in revenge, is the one threatening An Na.
9. KARMA:
EPISODES: 6
STARRING: Park Hae Soo, Shin Min Ah, Lee Hee Joon, Gong Seung Yeon
GENRES: Thriller, Mystery, Crime, Drama
AIRED: 2025
AIRED ON: Netflix
STORYLINE:
A man witnesses an accident and makes a life-altering deal. Ju Yeon, a surgeon haunted by childhood trauma, encounters the person responsible for it. A man, desperate to change his life, loses everything after borrowing from loan sharks to invest in cryptocurrency. Gil Ryong, unfairly fired, is forced into a dangerous situation involving money. Meanwhile, a bespectacled man runs a successful private clinic in Gangnam, with a dangerously alluring girlfriend, Yu Jeong.
10. THE FROG:
EPISODES: 8
STARRING: Kim Yoon Seok, Go Min Si, Yoon Kye Sang, Lee Jung Eun
GENRES: Thriller, Mystery, Psychological, Drama
AIRED: 2024
AIRED ON: Netflix
STORYLINE:
In the present day, Jeon Yeong Ha's quiet life managing a vacation cottage in the woods is disrupted by the arrival of a mysterious woman, Yoo Seong A. Two decades earlier, Koo Sang Jun, who also managed the cottage, faced a tragic summer that cost him everything. Yun Bo Min, then a nearby police officer, is now the police chief at the same station and starts investigating Jeon Yeong Ha with keen interest.
11. HAPPINESS:
EPISODES: 12
STARRING: Han Hyo Joo, Park Hyung Sik, Jo Woo Jin
GENRES: Action, Thriller, Dramam Sci-Fi
AIRED: 2021
AIRED ON: Netflix, Viki
STORYLINE:
Having long dreamt of the day she could move into a place of her own, Police Officer Yoon Sae Bom is counting down the days until the construction of the city’s brand-new high-rise apartment building is complete. With her long-time friend and fellow officer, Detective Jung Yi Hyun planning to move into the complex as well, Sae Bom is certain her new home is going to be nothing short of perfect. Unfortunately, she couldn’t be more wrong. Not long after moving in, a strange sickness begins to spread throughout the building, leaving the city with no choice but to quarantine the residents. Cut off from the outside world, will the uninfected residents find a way to save themselves from this living nightmare?
12. VIGILANTE:
EPISODES: 8
STARRING: Nam Joo Hyuk, Yoo Ji Te, Kim So Jin, Lee Jun Hyuk
GENRES: Action, Thriller, Psychologial, Crime
AIRED: 2023
AIRED ON: Disney+
STORYLINE:
Kim Ji Yong, whose mother was murdered by a man who received only three and a half years in prison, takes justice into his own hands. Now an adult, he punishes criminals with lenient sentences while maintaining a facade as a model student at the police university. Known as Vigilante, he gets help from Cho Gang Ok while Detective Cho Heon relentlessly pursues him.
13. BLIND:
EPISODES: 16
STARRING: Ok Taec Yeon, Ha Seok Jin, Jung Eun Ji
GENRES: Action, Mystery, Drama
AIRED: 2022
AIRED ON: Prime Video
STORYLINE:
Ryu Sung Joon, Ryu Sung Hoon, and Jo Eun Ki become involved in a serial murder case targeting jury members. Determined to uncover the truth, detective Ryu Sung Joon, his perfectionist judge brother Ryu Sung Hoon, and compassionate social worker Jo Eun Ki work together to solve the mystery.
14. THE KILLING VOTE:
EPISODES: 12
STARRING: Park Hae Jin, Park Sung Woong, Im Ji Yeon
GENRES: Thriller, Mystery, Horror
AIRED: 2023
AIRED ON: Prime Video
STORYLINE:
When heinous criminals evade justice, citizens over 18 receive a text polling them on whether the criminal should be sentenced to death. If over 50% vote in favor, the person is killed by "Dog Mask," an anonymous figure operating in the virtual world. The police pursue "Dog Mask," and three individuals become embroiled in the case: Kim Mu Chan, leader of the First Investigation Team at the Southern Police Agency; Kwon Seok Ju, a former legal scholar who killed the rapist of his daughter; and Ju Hyeon, a police officer at the Cyber Safety Bureau of the Seoul Metropolitan Police Agency.
15. MOUSE:
EPISODES: 20
STARRING: Lee Seung Gi, Lee Hee Joon, Park Ju Hyun, Gyeong Su Jin
GENRES: Thriller, Mystery, Psychological
AIRED: 2021
AIRED ON: Viki
STORYLINE:
A suspenseful story that asks the key question, “What if we could identify psychopaths in advance?” A crazed serial killer’s ruthless murders have left the entire nation gripped with fear, and chaos reigns. Justice-seeking rookie police officer, Jung Ba Reum, comes face to face with the killer. While he survives his dangerous encounter with the psychopath, Jung Ba Reum finds his life completely changing before his eyes.
16. MY NAME:
EPISODES: 8
STARRING: Han So Hee, Park Hee Soon, Ahn Bo Hyun
GENRES: Action, Thriller, Mystery, Crime
AIRED: 2021
AIRED ON: Netflix
STORYLINE:
After her father's murder, Yoon Ji Woo seeks revenge by infiltrating the police under the direction of Choi Moo Jin, the head of a powerful drug ring. As she goes undercover, she partners with rule-abiding detective Jeon Pil Do, while Cha Gi Ho, the head of the Drug Investigation Unit, targets Choi Moo Jin. Meanwhile, Choi Moo Jin’s loyal subordinate, Jung Tae Joo, and former gang member Do Gang Jae, who seeks revenge, add to the complex web of crime and betrayal.
17. KILL IT:
EPISODES: 12
STARRING: Nana, Jang Ki Yong, Roh Jeong Eui
GENRES: Action, Thriller, Mystery, Drama
AIRED: 2019
AIRED ON: Viki
STORYLINE:
Kim Soo Hyun, a skilled veterinarian, leads a double life as one of the world's most precise and anonymous assassins. Do Hyun Jin, a dedicated detective with a hidden compassionate side, investigates a case that brings her into Kim Soo Hyun's dangerous world. As she delves deeper into his mysterious past, she discovers unexpected connections that challenge her initial perceptions. Bound by a shared history, the two must work together to unravel a complex mystery that threatens to expose dark secrets.
18. BAD AND CRAZY:
EPISODES: 12
STARRING: Lee Dong Wook, Wi Ha Joon, Han Ji Eun, Cha Hak Yeon
GENRES: Action, Thriller, Mystery, Comedy
AIRED: 2021
AIRED ON: Netflix, Prime Video
STORYLINE:
Soo Yeol, a skilled but morally compromised officer in the Anti-Corruption Unit, faces a turning point after meeting K, a righteous but eccentric man. Despite his high school diploma, Soo Yeol has climbed the ranks by catering to his superiors' desires, often ignoring justice in the process. As promotion time nears, he fears being left behind, especially after his hopes with Congressman Do Yoo Gon are shattered by K's arrival. Together, the "bad boy" and the "crazy guy" form an unlikely partnership—bringing both chaos and change.
19. A SHOP FOR KILLERS:
EPISODES: 8
STARRING: Lee Dong Wook, Kim Hye Joon
GENRES: Action, Thriller, Mystery, Drama
AIRED: 2024
AIRED ON: Disney+
STORYLINE:
Ji An’s life takes a wild turn when she gets a call from the cops about her uncle’s “suicide,” but she knows something’s off. Raised by her mysterious uncle Jung Jin Man after her parents’ death, she never imagined him as suicidal. Before she can process it, she’s suddenly under attack by assassins, drones, and gunfire. Trapped in her uncle’s house, Ji An has to tap into the strange training he gave her as a kid if she’s going to survive and figure out what’s really happening.
20. EVILIVE:
EPISODES: 10
STARRING: Shin Ha Kyun, Kim Young Kwang, Shin Jae Ha
GENRES: Thriller, Mystery, Crime, Drama
AIRED: 2023
AIRED ON: Roku
STORYLINE:
Han Dong-Soo is a livelihood lawyer. He randomly picks a prisoner to visit and picks up a case. He is usually rational and reasonable, but deep within his mind exists a dark side. Something triggers him to cross the line and step into the world of evil. His younger half-brother is Han Beom-Jae. Han Beom-Jae works at a second-hand computer shop and he also acts as a case broker for Han Dong-soo, bringing him clients. One day, Han Beom-Jae notices that Han Dong-Soo has changed since he brought him a case. That case involves Seo Do-Young who is the #2 ranked member of a crime organization. He is a former baseball player and appears nothing like a typical gangster. Behind his handsome looks, he hides a cruel and unpredictable madness