Carrillo begins to notice a pattern—a specific brand of athletic shoe (Avia) left at different crime scenes—leading the duo to realize they are hunting a single, highly elusive serial killer .
The episode introduces Los Angeles in the 1980s as a city on edge due to a wave of seemingly unrelated violent crimes. [S1E1] Devil in the City of Angels
The episode is described as an intense documentary that focuses more on the graphic nature of the crimes and the detectives' initial struggle to connect the dots rather than the killer himself. Key Themes
It captures the growing hysteria in Los Angeles as the public realizes "anyone could be next".
Detective Gil Carrillo, a young investigator, is paired with the veteran Frank Salerno, who previously worked on the Hillside Strangler case.