Through the Darkness

1 ▶ Red Cap Incident Song Ha-yeong pursues a criminal known for targeting young women. Kook Yeong-su looks to form a team of criminal behavioral analysts. Not watched yet 68m 2 ▶ Habits of Criminals 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. Not watched yet 67m 3 ▶ Ha-yeong Meets Tae-gu Again The grisly murder of a child catches the attention of Ha-yeong and Yeong-su. A determined police captain clashes with the team. Not watched yet 70m 4 ▶ What Must We Remember? When a suspect’s home is searched, the police make a gruesome discovery. Ha-yeong and Yeong-su grow frustrated as the investigation continues. Not watched yet 65m 5 ▶ Looking into the Minds of Evil 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. Not watched yet 68m 6 ▶ The Man With the Hiking Boots 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. Not watched yet 66m 7 ▶ A Scary Wolf Inside the Rabbit Burrow Ha-yeong spends time with his mother on his birthday. With two killers on the loose, the investigators are faced with high-pressure stakes. Not watched yet 71m 8 ▶ There Are No Perfect Crimes 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. Not watched yet 65m 9 ▶ Becoming the Monster 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. Not watched yet 66m 10 ▶ I Just Liked It During interviews and crime scene reenactments, Ha-yeong and the police dive deep into a ruthless suspect's psyche and past trauma. Not watched yet 67m 11 ▶ The Victims And Their Families 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. Not watched yet 73m 12 ▶ The Hearts of Criminals Police and the analysis team investigate a murder suspect who is known for charming women and luring them into his car. Not watched yet 68m