One dark Los Angeles night, Beth Crawford is driving home from a dinner party, furious at her husband for spending money they don't have. A few blocks away, a scantily dressed woman in a blonde wig lugs a suitcase full of blood-spattered cash toward a bus stop. In the streets between the two women, police cars flash past, racing to the scene of a quadruple homicide, a botched drug deal in which an undercover LAPD officer is among the dead...