In this shocking true crime case set in Apache Junction, Arizona, a beloved dental hygienist named Rachel Elise Naver was brutally murdered in her own home in January 2016 after catching her drug-addicted husband Marcus Naver having an affair with her younger sister, Lila Monroe-Alvarez. Fueled by meth and rage, Marcus bludgeoned Rachel to death with a cast iron skillet in a horrifying act of domestic violence, while Lila played a key role in luring her sister home. This full true crime documentary covers the twisted love triangle, the police investigation, shocking Ring doorbell footage, and the dramatic murder trial that followed.