
This episode covers the BTK killer, Dennis Rader, and his crimes in Wichita, Kansas, including his methods, communications, and interactions with victims.
The episode begins with a recap of the police announcement in February 1978 regarding the BTK murders, including the Otoro family and victims Shirley Vienne and Nancy Fox. The police chief's announcement led to widespread panic in Wichita, prompting citizens to take safety precautions.
Nick and the Captain discuss a failed attack on Anna Williams in April 1979, where Rader cut the phone line but left when she did not return home. He later sent her a letter and items stolen from her home, confirming his identity as the BTK killer.
The hosts then describe Rader's life, including his family and work, juxtaposed with his violent fantasies and self-bondage practices. They detail his stalking of Maureen Hedges and the eventual murder of Vicki Wegely, emphasizing the psychological aspects of his crimes.
Finally, the episode touches on the unsolved triple homicide of the Fager family, suggesting a possible connection to Rader, who sent a letter to the victim's mother claiming admiration for the crime but denying responsibility.
The episode details the BTK killer's methods, his interactions with victims, and a potential unsolved triple homicide linked to him.

This episode stands out for the following:
This person has consistently identified himself with the initials BTK.BTK /// Part 3 /// 206
He loved being the city's so-called Boogeyman.BTK /// Part 3 /// 206
Don't worry about that, they're just Chasing Ghosts.BTK /// Part 3 /// 206
The urge to kill her was so strong he was willing to take the risk.BTK /// Part 3 /// 206
Man hurt mommy.BTK /// Part 3 /// 206
He felt shame and cowardice for running.BTK /// Part 3 /// 206