Michelle McNamara becomes immersed in the graphic details of the Golden State Killer case, connecting with like-minded sleuths, trading facts, photos and leads.
Michelle McNamara reflects on the 1984 murder of her childhood neighbor Kathy Lombardo.
In 1979 the hunt for the perpetrator stalls due to lack of cooperation between jurisdictions, David Witthuhn, the husband of murder victim Manuela Witthuhn, is questioned as the sole person of interest.
Michelle pushes her book deadline but struggles with the graphic nature of the crimes she is investigating.
Paul Holes, Chief of Forensics in Contra Costa County, reconstructs the killer's family tree with the help of genetic genealogist Barbara-Rae Venter.
As a former police officer's arrest unfolds in real time, chilling facts materialize to illuminate Michelle's foreshadowing of the events.