Bernadette Protti, a fellow classmate, killed Kirsten Costas out of jealousy. The podcast explores the socioeconomic divide in Orinda, California during the Reaganomics era and highlights the struggles faced by families like Bernadette's. It also discusses the phenomenon of imposter syndrome and how it affected Bernadette. The chapter delves into the murder investigation and trial, where Bernadette desperately tries to cover her tracks. Discover more gripping episodes of Crimes of Passion and Spotify Originals.