Through the Darkness
7.7
CrimeDramaMystery
A team of tenacious detectives study the minds of murderers at a time when Korea's first serial murders terrorized the nation. Based on true events.
WatchEpisodes
1Episode 1Red Cap Incident
68 min
Song Ha-yeong pursues a criminal known for targeting young women. Kook Yeong-su looks to form a team of criminal behavioral analysts.
2Episode 2Habits of Criminals
67 min
Ha-yeong consults a criminal to understand a killer’s motives. An arrest leads to a startling interrogation session and a break in the case.
3Episode 3Ha-yeong Meets Tae-gu Again
70 min
The grisly murder of a child catches the attention of Ha-yeong and Yeong-su. A determined police captain clashes with the team.
4Episode 4What Must We Remember?
65 min
When a suspect’s home is searched, the police make a gruesome discovery. Ha-yeong and Yeong-su grow frustrated as the investigation continues.
5Episode 5Looking into the Minds of Evil
68 min
A crooked new police chief causes trouble for the team. The deaths of a professor and his wife touch off a series of brutal murders.
6Episode 6The Man With the Hiking Boots
66 min
Yoon Tae-gu and Kim Bong-sik seek to set boundaries on the behavioral analysis team. A complex investigation sends the police down a twisted path.
7Episode 7A Scary Wolf Inside the Rabbit Burrow
71 min
Ha-yeong spends time with his mother on his birthday. With two killers on the loose, the investigators are faced with high-pressure stakes.
8Episode 8There Are No Perfect Crimes
65 min
A chase takes a risky turn. When a suspect asks for a high-ranking officer, Ha-yeong hatches a plan. A search for victims' bodies continues.
9Episode 9Becoming the Monster
66 min
The behavioral analysis team agrees to an interview with a journalist. Ha-yeong seeks to enter the killer’s mind, but it takes a toll on him.
10Episode 10I Just Liked It
67 min
During interviews and crime scene reenactments, Ha-yeong and the police dive deep into a ruthless suspect's psyche and past trauma.
11Episode 11The Victims And Their Families
73 min
A horrific accident forces Ha-yeong to reflect on the mental impact of his work. Meanwhile, two people go missing from a karaoke bar, raising suspicions.
12Episode 12The Hearts of Criminals
68 min
Police and the analysis team investigate a murder suspect who is known for charming women and luring them into his car.
Actors
Kim Nam-gil
Song Ha-young
Kim So-jin
Yoon Tae-goo
Jin Sun-kyu
Kook Young-soo
Ryeoun
Jung Woo-joo
Lee Dae-yeon
Baek Jun-shik
Jung Soon-won
Nam Il-young
