The season finale reaches an explosive climax. Bosch and Edgar discover the final piece of the Tony Allen investigation. Harry searches to uncover the truth behind his mother's murder.

Det. Francis Sheehan comes clean to Bosch, Robertson suspects a leak in the investigation, and Edgar joins the Task Force. Social unrest surrounding the Elias murder grows and Irving is pressured to intervene. Eleanor asks Bosch for parenting advice and confesses the truth about her marriage to Reggie Woo.