Meet 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.
Based on Michael Connelly's best-selling novels, Harry Bosch (Titus Welliver), an LAPD homicide detective, stands trial for the fatal shooting of a serial murder suspect. A cold case involving the remains of a missing boy forces Bosch to confront his past. As daring recruit Julia Brasher (Annie Wersching) catches his eye, and departmental politics heat up, Bosch will pursue justice at all costs.
A routine traffic stop lands a suspect who poses a lethal new threat, while Bosch and J. Edgar (Jamie Hector) pursue a promising lead in the bones case. Bosch locks horns with Deputy Chief Irving (Lance Reddick) over his ongoing court battle, just as his relationship with Brasher picks up. And murder suspect Raynard Waits (Jason Gedrick) makes a startling confession about Bosch's cold case.
After the young victim in the bones case is identified, Bosch and J. Edgar are pulled into the troubled world of the boy's family. As Bosch's own trial escalates, his romance with Brasher takes a turn. And an intense confrontation with Raynard Waits forces Bosch to rethink everything.
The bones investigation uncovers the family's dark past. As Bosch's court case reaches a climactic verdict, he gets caught up in a dangerous field trip with Waits, who may be setting him up. A stunning turn of events leads to a frantic citywide manhunt, and Bosch is back on the hot seat.
As the Raynard Waits matter escalates, Deputy Chief Irving sidelines Bosch. The detective turns his focus to unraveling the mystery of the bones case - until he becomes ensnared in a dangerous game of cat and mouse.
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.
Bosch struggles to manage both professional and personal fallout, as an echo of his past helps him discover pivotal clues in the Waits case. As the stakes escalate, a restless Waits hatches a deadly plan.
Bosch gains a new ally in his ex-wife Eleanor. Deputy Chief Irving makes a series of deals that will shape the future of the police department - and possibly even the city itself. Waits's disturbing focus on Bosch intensifies.
The true story of the bones murder is finally revealed, placing Bosch in hot water and stretching the LAPD to the breaking point. Bosch's own painful past leads him headlong into a showdown with Raynard Waits.
Bosch has to face the aftermath of his confrontation with Waits, while his daughter's unexpected visit offers some precious time together. In the wake of the bones investigation, Bosch's job is in jeopardy, and he's suddenly on the outside once again.
LAPD homicide detective Harry Bosch is back on the job after a suspension. When a dead body found in the trunk of a car on Mulholland Drive appears to have mob connections, Bosch takes on a case that could prove his biggest challenge yet. George Irving has a new assignment. Deputy Chief Irving weighs his options.
Bosch discovers that his murder case has wider implications. Deputy Chief Irving tries to stay above the political fray. Danger escalates with George Irving's plainclothes position. Harry receives a tip relating to his mother's murder. The Tony Allen investigation sends Bosch to Sin City.
Bosch is drawn into the underbelly of Las Vegas. A reunion with his daughter reveals that all is not well on the home front. Deputy Chief Irving chooses a side in the mayoral race. There's more to George Irving's assignment than meets the eye.
Bosch nabs a murder suspect, while others keep a close eye on the investigation. After an encounter with Vegas mob boss, Joey Marks, Bosch faces questions about the past of someone close to him. George Irving makes important inroads. Deputy Chief Irving clashes with LA's political machinations.
Bosch and Edgar are now hot on Joey Marks's trail. George Irving is pulled deeper into his mission. And Bosch must go to extremes to ensure the safety of those closest to him.
Heightened circumstances create an unlikely family reunion for Bosch. A surprising revelation forces Harry back to square one on his case. The FBI approaches Eleanor with an enticing deal. George Irving faces severe jeopardy.
Deputy Chief Irving takes full measures in the wake of tragedy. Bosch finds himself in an unexpected alliance, which leads to a startling discovery. Eleanor seeks an advantage with the FBI. The nefarious gang behind serious crimes plans its exit strategy.
Bosch focuses on taking down a criminal mastermind. Eleanor delivers for the FBI. Opposing forces with violent intentions all converge on the same spot.
A leading suspect eludes Bosch's grasp. Deputy Chief Irving's world has unravelled, even as he's handed a once in a lifetime opportunity. Bosch and Edgar's pursuit of a dangerous ringleader leads to an epic showdown.
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.
Three months after discovering a startling new lead, Det. Harry Bosch is still pursuing the truth behind his mother's cold case. A murder of a high-profile attorney puts the city on edge so Chief Irvin Irving creates a Task Force with Bosch in charge. Bosch must contend with two former adversaries.
Bosch pulls out all the stops to try and get to the bottom of the Elias murder as quickly as possible while keeping the IA investigators on his Task Force in the dark. Eleanor Wish is back in the game with the Feds, and Det. Jerry Edgar preps for his first day back on the job.
As the Task Force tries to clear the growing number of suspects, they discover a potentially explosive false alibi. Det. Santiago Robertson must put his personal relationships aside for the sake of the case. Edgar struggles rebalancing work and family. Bosch has an unlikely late night visitor.
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.
Bosch struggles to manage all the things he's lost and to keep the darkness at bay, from himself, and from Maddie. The Task Force bears down on two suspects. Acting Captain Grace Billets gets tangled in station politics and petty opposition, no longer everyone's best friend.
The search for Sheehan intensifies, as pressure mounts to solve the Elias murder. The Task Force waits for ballistics to confirm their suspicions. Edgar and Bosch pursue an unofficial 'side project' in the San Gabriel Valley. Billets and Dets. Crate and Barrel respond to a suspicious hit and run in Hollywood.
Two off-duty patrol officers cause Billets more trouble than she needs while the protests heat up outside Hollywood Station. With a suspect in custody, the Task Force begins to wrap up the case, but Bosch remains unconvinced. Irving learns he's being played and Honey Chandler makes a surprising discovery.
Hollywood Station goes on TAC Alert. Irving plots his next moves. With new evidence, the Elias case takes an unexpected turn. Maddie tries to connect with her past. Bosch harbors doubts about his Task Force and interviews a new suspect.
The protest looming, Billets strikes a deal with the activists. Irving realizes that old friends are new enemies. Crate and Barrel solve the case of their careers. As the Task Force scrambles to salvage their investigation, Bosch finds himself in the depths of underground Los Angeles.
Bosch and Sgt. Amy Snyder uncover a key piece of evidence that could compromise the entire Elias investigation. Edgar and Robertson are rocked by personal disappointment. Irving exposes his enemies. Bosch stalks the suspected Elias killer on his own, and comes face to face with his past.