35 titles, most popular first
In October 1986, two women are found murdered on the edge of a small town, and the poorly equipped local police are soon overwhelmed. Detectives Park Doo-man and Cho Yong-koo rely on violence and fake evidence, while Seo Tae-yoon, a better-trained detective from Seoul, joins the hunt as more killings follow.
When two North Korean soldiers are shot dead at a guard post inside the Joint Security Area, wounded South Korean sergeant Lee Soo-hyeok escapes back across the border. To calm rising tensions, Swiss Army Major Sophie E. Jean is sent by a neutral commission to investigate, and she soon notices that the stories from both sides do not add up.
Soon after a mysterious Japanese stranger arrives in the mountain village of Gokseong, a strange sickness spreads, driving villagers to violently attack their own families. Police officer Jong-goo starts looking into the killings, and his fear deepens when his young daughter, Hyo-jin, begins showing signs of the illness.
A widow sells medicinal herbs in a small southern town and dotes on her only son, Do-joon, a shy young man with an intellectual disability. When a high school girl is found dead and Do-joon is arrested on flimsy evidence, his mother is sure he is innocent and sets out to find the real killer herself.
Insomniac Busan detective Jang Hae-jun, who sees his wife only on weekends, looks into the death of a retired immigration officer found dead below a mountain he liked to climb. Suspicion falls on the man's much younger widow, Song Seo-rae, a Chinese emigrant who cares for the elderly, and as Hae-jun watches her closely, he begins to develop feelings for her.
In an alternate 2009, Korea is still ruled by Imperial Japan. Masayuki Sakamoto, an agent of the Japanese Bureau of Investigation, and his partner Shojiro Saigo stop a hostage crisis at a museum, and Sakamoto grows curious about why the rebels were after a mysterious artifact and the foundation linked to it.
Squad Chief Go's team of narcotics detectives keeps botching operations, and after a chase ends in a massive pileup, their jobs are on the line. To redeem themselves, they launch an undercover stakeout of an international drug gang, using a fried chicken restaurant as their cover.
Lee Ja-sung is a police officer who has spent eight years working undercover inside Goldmoon International, a crime syndicate run like a giant corporation. Chief Kang keeps putting off his promised transfer, and when Goldmoon's chairman dies in an accident, a fierce fight over who will replace him puts Ja-sung in even greater danger.
Jang Dong-soo, a feared crime boss, survives a brutal attack by a seemingly random serial killer. Detective Jung Tae-suk, whose superior dismisses his serial killer theory, wants Dong-soo's help, and the two very different men end up joining forces to hunt the killer, each for his own reasons.
Seo Do-cheol is a tough, relentless police detective. When a truck driver named Bae is found dead in an apparent suicide after protesting over unpaid wages, Do-cheol learns from Bae's son that Jo Tae-oh, the cruel heir to the powerful Sinjin Group, had beaten him, and he starts digging despite the heir's efforts to stop him.
In 1990, detective Choi Hyeong-goo corners a serial killer who has murdered ten women, but the man gets away after a brutal fight that leaves Choi scarred. Fifteen years later, as the statute of limitations runs out, a man publishes a book titled I Am the Murderer, claiming the crimes as his own.
Four years after his crackdown in Garibong-dong, detective Ma Seok-do heads to Ho Chi Minh City with Captain Jeon Il-man to bring back a Korean suspect. There they stumble onto the trail of Kang Hae-sang, a vicious criminal who kidnaps and murders Korean tourists and then extorts their families.
At Incheon airport, a strange man named Jin-seok secretly carries a deadly virus onto a passenger flight, hidden in an asthma inhaler. Among those on board are Jae-hyuk and his young daughter Soo-min, while on the ground Detective In-ho starts tracing an online terror threat video back to the man.
Mi-yeong, once a member of a police squad, now handles desk work at a public service center after getting married. When a young woman's death lands on their desk, she teams up with her sister-in-law Ji-hye, a rookie officer at the same center, and uncovers a ring of men exploiting women online. With their superiors refusing to act, the two decide to chase the case themselves.
Newly promoted, Detective Ma Seok-do and his team move up to the Metropolitan Investigation Unit. Their first big case is the suspicious death of a woman, Go Sun-hee, whose autopsy shows a powerful new drug called Hiper in her body. The trail leads to a nightclub and a yakuza member bringing the drug in through Incheon.
In the Philippines, former special forces soldier Baek Chang-gi runs a brutal online gambling ring and kills a worker who tries to flee. Back in Korea, Detective Ma Seok-do is looking into that worker over suspected money laundering and starts to realize the case reaches much deeper than it first seemed.
Lee Na-mi works as a marketer at a start-up and helps out at her father's cafe. One night she leaves her smartphone on a bus, and the stranger who finds it, Oh Jun-yeong, arranges to return it through a repair shop. While fixing its cracked screen, he secretly installs spyware, opening a window into every part of her life.
Min Soo-ah, once a promising police cadet, lost her sight in a car accident that ended her career. When she comes forward as a witness in a hit-and-run that seems tied to a missing university student, Detective Jo doubts her at first, until her sharp senses convince him to work with her.
Former national taekwondo champion Kwon Yoo spends his days at an internet cafe, where his character in an online shooter leads a tight-knit team. After he returns a lost smartphone to its owner's apartment, he is arrested the next day for killing a young girl, and with the evidence stacked against him, he is sentenced to life in prison.
Byeong-soo, a small-town veterinarian, hides a violent past as a killer and now lives with Alzheimer's after a head injury. He records his days in a memoir while looking after his daughter Eun-hee. When two young women are murdered nearby, he cannot tell whether he did it, and a chance car crash puts a stranger under his suspicion.
Dae-man is an amateur sleuth obsessed with true crime, and Noh is a veteran detective who has been demoted and now answers to a younger officer. When their friend is accused of murder, the unlikely pair join forces to track down the person who really did it.
Ha Chae-youn, a police crisis negotiator in Seoul, is still shaken by a hostage case that went badly wrong when she is urgently summoned to a new crisis. Arms dealer Min Tae-gu has kidnapped several Koreans in Bangkok, and she must negotiate with him while the officials around her refuse to share key details.
Homicide detective Han Do-kyung takes money to handle dirty work behind the scenes for corrupt mayor Park Sung-bae, needing cash for his wife's hospital bills. When prosecutors Kim Cha-in and Do Chang-hak find his weak spot, they force him to help them build a case against the mayor, leaving him trapped between both sides.
In Joseon, detective Ahn and his protégé Namsoon are tracking a gang of counterfeiters flooding the land with fake coins. During a street show, a masked swordsman kills a government official and escapes, and Namsoon, a skilled fighter with twin long knives, duels him and catches a glimpse of his sad eyes.
After accidentally causing his partner's death during a hostage crisis, Wu Young-min quits the police and becomes head of security at Dreampia, a huge shopping center being rebuilt after a fire. Days before it reopens, employees start dying in gruesome ways that look like suicides, and Young-min begins his own investigation, clashing with the detective in charge, old acquaintance Ha Hyun-su.
Chairman Jin of One Network has swindled tens of thousands of members using smooth speeches, charm and powerful friends in politics. Kim Jae-myung, head of a crime investigation team, has chased him for months and leans on Park, Jin's brilliant programmer and right-hand man, to reveal the company's computer room and secret lobbying records.
Wong Iring, a rookie Chinese intelligence officer, is sent to Korea under the name Yoo Da-hee to track down weapons smugglers. Instead of her intended contact, she ends up teaming with Woo Soo-han, a former special forces soldier now working as a detective, and the mismatched pair start trailing a suspected arms dealer.
Lee Ki-hoon is a sharp homicide detective married to Han Soo-hyun, a gentle cellist, while secretly carrying on an affair with jazz singer Choi Ga-hee, his wife's old schoolmate. His divided life grows more complicated when a murder case brings him face to face with Ji Kyung-hee, the prime suspect in her husband's death.
Jung-hoon is the top student at his school, and his rival Tae-gyu constantly attacks him with words and fists. After someone sees Jung-hoon pull a knife on Tae-gyu, he comes back during fourth period to find Tae-gyu stabbed to death, and classmate Da-jung catches him holding the knife. She believes him, and they have 40 minutes to find the real killer.
North Korean detective Im Cheol-ryung is sent back to Seoul to catch Jang Myong-jun, a terrorist leader who escaped custody in New York and slipped into the South with a fortune. He reunites with South Korean detective Kang Jin-tae, and the pair are soon joined by Jack, an FBI agent chasing the same fugitive.
Kim, a widowed narcotics detective, is meeting a would-be informant named Kang when Kang is arrested for killing his girlfriend. Months later, Kang calls Kim from prison claiming he has murdered six more people, and Kim sets out to find the truth, never sure whether he can trust a word the killer says.
Lee Hyun-min rebuilds faces from skulls but quits his job to care for his daughter Jin, who has had a heart transplant. When a new researcher brings him the skull of a woman murdered by a serial killer, he refuses at first, until her ghost begins to haunt him.
Kang Ji-yoon is a popular horror webtoon artist whose publisher is found dead in a gruesome way that matches a scene from her latest comic. As more killings echo her drawings, private detective Lee Ki-cheol begins to treat her as a suspect.
Choi Chang-sik is a decorated homicide detective days away from a promotion when a taxi driver takes him to a remote mountain trail and attacks him with a knife. Choi kills the man in self-defense but covers it up to protect his career, only to find the body hung from a crane outside the police station and himself assigned to the case.
After the main suspect in a string of horrific child murders is shot dead by police without his guilt ever being proven, the authorities face public outrage. Police captain Choi is ordered to find a stand-in to blame in exchange for a promotion, while corrupt prosecutor Joo works his own angles.
