16 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.
After his fiancée Joo-yun is brutally murdered, secret agent Kim Soo-hyun vows to make her killer pay. Working outside the law, he sets out to hunt down the man responsible, a school bus driver named Jang Kyung-chul who has killed before, and his quest for vengeance turns into a vicious contest between the two men.
Baek Hee-sung keeps his true identity and past hidden from his wife, detective Cha Ji-won. Together with their six-year-old daughter, they seem like an ideal family. But when Ji-won and her team begin looking into a string of unexplained killings, she starts to wonder whether her husband is keeping something from her.
Detective Ko Moo-chi, still haunted by a horrific crime he saw as a child, is determined to catch a psychopathic serial killer. With rookie officer Jeong Ba-reum at his side, he digs into what drives psychopaths and whether a tendency toward psychopathy could be spotted in a person's genes.
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.
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.
A year after a disastrous mistake leads to a hospital bombing that kills several SWAT officers, team leader Kang Ki-hyung returns to the NCI, an elite criminal profiling unit. He is immediately pulled into a serial murder case alongside a local violent crimes unit, including hot-tempered officer Kim Hyun-joon, who seems to hold a grudge against him.
Oh Taek, an ordinary taxi driver, is offered a big fare to drive a passenger all the way to Mokpo. He reluctantly accepts, only to realize his passenger is a serial killer, and he must rely on every bit of his wits to make it through the long, terrifying ride.
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.
Koo Kyung-yi is a former police officer whose world now revolves around games and alcohol. She is drawn back into detective work when she stumbles onto a mysterious string of murders cleverly made to look like accidents, putting her on a collision course with a cunning young killer.
As children, Yoon Na-moo and Gil Nak-won are each other's first love, until Na-moo's father, a serial killer, murders Nak-won's parents. Years later she is aspiring actress Han Jae-yi and he is rookie detective Chae Do-jin, who hopes to make up for his father's crimes, and their paths cross once again.
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.
Tae-pyeong can look into a person's eyes and see precisely when they will die. While helping police with the case of a kidnapped girl that may be tied to the infamous Midnight Killer, he meets Detective Joon-young and is stunned to find she is the first person whose death he cannot see. The two join forces to stop the killer.
In the early days of criminal profiling in South Korea, the country's very first profiler struggles to understand how serial killers think. At the same time, he fights to convince a doubtful society that studying criminal behavior is the future of solving crimes.
Twenty years after being viciously bullied at school, Hwang Gyeong-min begins killing people tied to that past. Detective Jung Jong-seok, his former classmate, starts getting messages from an old friend, and he teams up with principled detective Kang Jin-ah to find the next targets in time.
Kang Tae-joo, once a star detective, has been demoted and sent back home to Gangseong, but he still refuses to bend to injustice. He sees the town's serial murder case as a way to win back his reputation, yet he keeps clashing with prosecutor Cha Si-young, who bullied him back in school.
