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With the serial killer brazenly turning himself in, Director Kang can't help but think something's off. Bang Jae Soo explosively pushes Detective Do to face his past, but not everything can come out in the end.
First Air Date : Jan 14, 2017
Last Air date : Jul 31, 2021
Episode : 58 Episode
Season : 4 Season
Runtime: 60:14 minutes
Studio: OCN
Country: South Korea