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There are those who are born monsters, but there are also those who are made into monsters by people.

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Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

  • Release date
  • January 22, 2016
  • TMDB score
  • 8.2
2 seasons Crime, Mystery, Sci-Fi & Fantasy, Drama

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Cast

Lee Je-hoon photo Lee Je-hoon Park Hae-young Kim Hye-soo photo Kim Hye-soo Cha Soo-hyun Cho Jin-woong photo Cho Jin-woong Lee Jae-han Jang Hyun-sung photo Jang Hyun-sung Kim Bum-joo Jung Hae-kyun photo Jung Hae-kyun Ahn Chi-soo Kim Won-hae photo Kim Won-hae Kim Gye-chul Jung Han-bi photo Jung Han-bi Oh Yoon-seo Lee Yoo-jun photo Lee Yoo-jun Jung Heon-gi

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Episodes

Specials3 episodesSeason page
Season 116 episodesSeason page
Season 21 episodesSeason page

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