18 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.
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.
Lee Tang, out of the army for six months, works at a convenience store, leans on his parents and dreams of going to Canada. One night a customer attacks him, and the fight ends with the man dead. Racked with guilt and ready to turn himself in, Tang learns his victim was a serial killer, while detective Jang Nan-gam keeps digging.
Lee Dong-sik and Han Joo-won are two fearless officers at the small Manyang police substation who are willing to break the law to catch a serial killer. As they hunt for the culprit, they begin to doubt the innocence of everyone tied to the case, even each other and themselves.
Ha Dong-soo belongs to a new kind of human, called Connect, whose body heals itself. Kidnapped by organ traffickers, he wakes up in the middle of surgery and escapes, but one of his eyes is gone. He soon realizes he can see through that missing eye, which now sits in a serial killer, and he sets out to hunt the killer down.
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.
In 1986, dedicated detective Park Gwang-ho is chasing a suspect in a serial murder case when he runs through a tunnel and finds himself 30 years in the future, in 2016. There he partners with sharp, eccentric detective Kim Seon-jae and criminal psychologist Shin Jae-yi as killings matching the old pattern begin again.
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.
In 1999, a strange murder shakes a quiet small town. At the center of it is a recorded tape tied to a string of mysterious killings, and the story follows the search for the truth hidden behind it.
Over a single desperate day, an ordinary man learns that his daughter has been kidnapped. To get her back, he must take on the serial killer living right next door, in a race against the clock where only the stronger of the two will make it out alive.
In the fictional city of Iltan, a string of murders blamed on a killer nicknamed Gap-dong goes unsolved. Detective Yang Cheol-gon pursues local man Ha Il-sik, who dies insisting he is innocent, and Ha's son Moo-yeom grows up to become a police officer to clear his father's name. Seventeen years later, new crimes echoing Gap-dong's begin.
Oh Hyun-jae, a brilliant profiler, has lived in hiding since his fiancée died in a bombing set by a serial killer. Five years later, a new murder copies that killer's method. Team leader Hwang Ha-young brings in Cha Soo-young, a countryside detective with a photographic memory, to work alongside Hyun-jae on the case.
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.
