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2 Hooaeg
17 Episood
시그널
- Aasta: 2016
- Riik: South Korea
- Žanr: Crime, Mystery, Sci-Fi & Fantasy, Drama
- Stuudio: tvN
- Märksõna: corruption, investigation, murder, tragic past, butterfly effect, dark, suspense, thriller
- Direktor: 김은희, Kim Won-suk
- Osades: 이제훈, 김혜수, 조진웅, 장현성, 정해균, 김원해