1 7 0A vengeful crime boss forms an unlikely partnership with a detective to catch the elusive serial killer who viciously attacked him. Download: The Gangster, the Cop, the Devil Summary 7.0 good The Gangster, the Cop, the Devil (2019) 0A vengeful crime boss forms an unlikely partnership with a detective to catch the elusive serial killer who viciously attacked him. Download: The Gangster, the Cop, the Devil Dong-seok Ma Kim Sungkyu Mu-Yeol Kim Streaming and download link will work only for Authorized Users. Read this for more info.