S01:E07 - Episode 7
S01:É01 - S01:E01 - Episode 1
A string of beheadings called the Head Hunter murders continues at a camping ground.
S01:É02 - S01:E02 - Episode 2
The Head Hunter is arrested as Mu-chi aims to kill the Head Hunter for revenge.
S01:É03 - S01:E03 - Episode 3
Chi-gook is found with stab wounds, and his watch is discovered at the scene of the vineyard murder.
S01:É04 - S01:E04 - Episode 4
The Predator kidnaps their next prey, and Mu-chi gets a spine-chilling call.
S01:É05 - S01:E05 - Episode 5
Everyone struggles to find the reason behind the Predator's murders as sightings pour in.
S01:É06 - S01:E06 - Episode 6
Mu-chi collapses after seeing Mu-won in a terrifying state, and Han-kook is at death's door.
S01:É07 - S01:E07 - Episode 7
Bong-yi's anxiety worsens when Deok-su is released, and Ba-reum wakes up after surgery.
S01:É08 - S01:E08 - Episode 8
The investigators find a clue in the knot murder case, and Ba-reum puts his instincts to work.
S01:É09 - S01:E09 - Episode 9
Ba-reum hears a shocking story and is tormented by memories that lead to a powerful urge to kill.
S01:É10 - S01:E10 - Episode 10
Taken over by Yo-han, Ba-reum trembles in fear as he searches desperately for the culprit.
S01:É11 - S01:E11 - Episode 11
Yo-han continues to whisper in Ba-reum's head as Ba-reum snaps and does something unforgivable.
S01:É12 - S01:E12 - Episode 12
Ba-reum ignores Daniel's advice and basks in the thrill of murder, but evidence is found.
S01:É13 - S01:E13 - Episode 13
Mu-chi is shocked by the results of the culprit's DNA, and Bong-yi discovers a shocking truth.
S01:É14 - S01:E14 - Episode 14
Ba-reum clashes with Mu-chi, and Bong-yi learns who the true culprit behind the murder is.
S01:É15 - S01:E15 - Episode 15
Ba-reum's memories flood back, revealing something shocking. Mu-chi gets a call from Dong-gu.
S01:É16 - S01:E16 - Episode 16
Mu-chi is confused by Ba-reum's suspicious behavior as Ba-reum begins to learn more shocking truths.
S01:É17 - S01:E17 - Episode 17
Finally remembering the entire story of the murder, Ba-reum sets traps to catch OZ.
S01:É18 - S01:E18 - Episode 18
Yo-han's last words and the final pieces of the puzzle Ba-reum put together are revealed.
S01:É19 - S01:E19 - Episode 19
Mu-chi and Bong-yi get closer to the truth as Ba-reum goes to find the last piece of the OZ puzzle.
S01:É20 - S01:E20 - Episode 20
The police set out to arrest Choi Young-shin, but a lack of evidence leads to a release.
