"My Father, the BTK Killer" is a documentary film that follows Kerri Rawson, the daughter of Dennis Rader, as she grapples with her complicated past and seeks healing after learning the truth about her father's crimes. The film, told from Rawson's point of view, juxtaposes her idyllic childhood memories with the dark reality of her father's monstrous actions. As Rawson struggles to come to terms with her family's history, she must also confront the traumatic aftermath of her father's arrest and her own experiences with PTSD. Through a mix of interviews, news footage, and archival materials, Rawson shares her journey towards self-discovery and advocacy for victims of serial killers.