Behind the respectable facade of a devoted family man lurks one of the most insidious serial killers in US history. Investigators uncover a digital web of manipulation, blackmail, and sadistic BDSM fantasies. The trail of the so-called "Slave Master" ultimately leads authorities to a gruesome discovery in remote hazardous materials storage containers. Subscribe to our channel so you don't miss any videos: / @realcrimedeutschland This gripping documentary reconstructs the painstaking hunt by profilers and FBI agents for a cold-blooded monster devoid of empathy. In the end, meticulous forensic work triumphs over a murderous genius who eluded the entire justice system for years. #truecrime #crime #documentary -- Topics in this video: ▼ 00:00 Intro 00:03 The Slave Master: The Most Brutal Gangs of All Time 01:29:30 Outro – Real Crime Germany is your new channel for the most unbelievable crimes, the cold-blooded murders, and the most shocking frauds. Experience the darkest depths of the human psyche and discover how the truth comes to light. Welcome to your ultimate true crime experience! Three times a week, we offer the best true crime documentaries in German. The content is licensed by the respective copyright holder. ► Want more crime? Subscribe to the FBI Files: / @fbifilesdeutschland ► For extra-long true crime documentaries, subscribe to XL-True Crime: / @xltruecrime