

Overview
A psychopath's ruthless serial murders have left the entire nation gripped by fear and chaos. An honest, justice-seeking rookie police officer and a veteran detective with a tragic past, face off against the killer. After their encounter with the psychopath, their lives change completely.
Cast
87Open an episode for ages at its air date.












Full cast · 87



























































- TMDB ID
- 117378 ↗
- First aired
- 2021-03-03
- Last aired
- 2021-05-19
- Status
- Ended
- Episode runtime
- 76 min
- Genres
- Crime, Mystery
- Creators
- Unknown
- Countries
- KR
- Languages
- Korean
Family guidance
Age ratings
TV-14United States of America (US)
This program contains some material that many parents would find unsuitable for children under 14 years of age.
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Kids-In-MindEditorial 0–10 ratings
Kids-In-Mind rates movies, not TV series. This says nothing about the content of this series.
All regional certifications (5)
TV-14United States of America (US)
This program contains some material that many parents would find unsuitable for children under 14 years of age.
18+Russia (RU)
Restricted to People 18 or Older.
M18Singapore (SG)
No additional details available.
19South Korea (KR)
This rating is for programs that are intended for adults only. 19-rated programming cannot air during the hours of 7:00AM to 9:00AM, and 1:00PM to 10:00PM. Programmes that receive this rating will almost certainly have adult themes, sexual situations, frequent use of strong language and disturbing scenes of violence.
18+Turkey (TR)
Suitable for ages 18 and over.
















