Retired Det. Harry Bosch, now a Private Investigator, is hired by aging billionaire Whitney Vance to handle a personal matter with major implications. When the man who ordered her murder a year and a half ago walks free, a devastated Honey "Money" Chandler teams Bosch to fix injustice. Maddie Bosch, still finding her footing as a rookie patrol cop, is assigned to a hard-charging Training Officer.

Bosch and Chandler's pursuit of Carl Rogers unexpectedly intersects with Russian organized crime. A chilling crime scene in Thai Town forces Maddie to face the limits of her job.