Bosch travels to Las Vegas to see his teenage daughter, Maddie, and to gain insight into Waits from his ex-wife, Eleanor Wish, once a brilliant forensic profiler. Back in LA, Waits taunts Bosch as he begins backing up his threats. Bosch returns to a maelstrom as the simple questioning of a witness in the bones case endangers Brasher.
For LAPD homicide cop Harry Bosch - hero, maverick, nighthawk. From a dangerous maze of blind alleys to a daring criminal heist beneath the city to the tortuous link that must be uncovered, his survival instincts will be tested to their limit. Joining with an enigmatic and seductive female FBI agent, pitted against enemies inside his own department, Bosch must make the agonizing choice between justice and vengeance, as he tracks down a killer whose true face will shock him.