Is 21st Century Serial Killer coming back?

The show 21st Century Serial Killer ended on January 9, 2019, on Really. It was a documentary series that explored the lives and crimes of serial killers active in the 21st century, using forensic research, interviews, and real-life footage to examine how modern society and technology influenced their actions.

21st Century Serial Killer was a crime documentary that aired in 2018 and consisted of a single season with seven episodes. Each episode focused on a different killer or case, highlighting the role of social media, scientific advances, and societal factors in the murders. The series aimed to provide an in-depth look at the psychopathic behaviors and the early stages of serial killers' journeys, offering insights into the complex psychological and social elements involved.

The episodes had a runtime of 60 minutes each, featuring stylized reconstructions, interviews, and access to some real-life audio and video footage of the killers.