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A crazed serial killer's ruthless murders have left the entire nation gripped with fear and chaos reigns. Justice-seeking rookie police officer, Jung Ba Reum, comes face to face with the killer. While he survives his dangerous encounter with the psychopath, Jung Ba Reum finds his life completely changing. A suspenseful story that asks the key question, "What if we could identify psychopaths in advance?"

Show Info

Network: Korea, Republic of tvN (2021 - now)
Schedule: Wednesdays, Thursdays at 22:30 (70 min)
Status: Running
Language: Korean
Show Type: Scripted
Genres: Drama Crime Thriller
Episodes ordered: 20 episodes

Official site:

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Next Episode

Episode 12

Episode 1x12; Apr 14, 2021

Previous Episodes

Episode NameAirdateTrailer
1x11: Episode 11Apr 8, 2021
S01 Special: SpecialApr 7, 2021
1x10: Episode 10Apr 1, 2021
View full episode list »


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Extra Details

Also known as:
  • 마우스 (Korea, Republic of Korea, Republic of)
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