Bosch investigates new evidence that may overturn Borders' conviction, but he remains convinced they locked up the right man. Lieutenant Billets is forced to deal with Crate and Barrel's role in the accident at the pharmacy crime scene.

Spooked by her encounters with Bonner, Rita visits her husband Preston Borders in jail. Borders believes Bosch is behind Bonner's visits, and tells her to have Cronyn deal with it. Bosch and Chandler try to figure out how property clerk Terry Spencer is involved with the Cronyns. On a hunch, Bosch calls Cronyn's office posing as Spencer. Cronyn demands to know why Spencer is calling him. "I'm not your contact." Later, Bonner watches Rita meet with Cronyn's wife, Kathy Zelden. The circle of conspirators appears complete. While Christina Henry looks through the same case files that Irving recently tampered with, her friend Lt. Torres probes her more personal reasons for targeting Bosch. Crate and Barrel discover someone is manipulating the city's crime stats. They bring the worrying news to Lt. Billets. Pierce and Vega can't find Jose Jr. While searching a warehouse the pharmacy killers may have used, one of Robertson's team members nearly dies from exposure to traces of Fentanyl. At city archives, Bosch looks at the Skyler case search warrants and realizes the before-search photo from Borders' bedroom is missing. He remembers that Irving entered the apartment with a photo team before Bosch discovered the seahorse pendant. After Bosch learns both Henry and Sgt. Wash also have been in the files, he asks Irving about the missing photo. The Chief stonewalls him. Bosch arrives undercover at the Garcia Clinic, and goes on a pill run. Edgar and a second detective follow the van, but they have to back off once their cover is blown. Instead of returning to the Clinic, the van heads to Whiteman Airport. Edgar arrives just in time to see the twin otter climb into the sky, his partner on board.

Stuck now at the desert shill encampment with no easy escape plan and no way to communicate with Edgar, Bosch befriends Clayton and searches of information about his murder suspects. He learns about the death of her daughter, Daisy. Maddie, still raw from losing her mom and fearing the worst, asks Billets about where her dad may be. That Bosch is still undercover is news to Billets, but she reassures Maddie that everything will be okay. Pierce and Vega, concerned that the pharmacy killers have also learned Jose Jr.'s hiding spot, head to Bakersfield to find him. They intercept one of the killers who's there to tie up the loose end that is Jose, Jr. While Cronyn assures Borders that Bosch will play no role in his upcoming hearing, Chandler lays legal groundwork with a visit to her good friend Judge Sobel. Billets and Mankiewicz realize just how far up the chain of command the manipulated crime stats might go, forcing Billets to wrestle with what she'll do with the information. On a pill run back in LA, Bosch gets Clayton arrested, hoping to use her to get a message to Edgar. On return to the compound, however, Walsh has grown weary of Bosch, and Bosch finds himself in another dangerous jam. Edgar, researching the Haitian businessman he saw with Marcos and Arias, gets a call about Clayton's arrest, and the note she carries from Bosch. Scott Anderson gets tipped about police misconduct, and Cronyn suggests Bosch planted evidence to frame Borders for murder. Anderson seeks corroboration with mixed results. But lacking only a statement from Bosch, Anderson's editor decides to run the story.

Bosch and Chandler track down Spencer, and try to persuade him to turn on the Cronyns in order to save himself. DEA Agent Hovan interviews Hart, who teases some additional useful information about the real mastermind behind the killings. Pierce and Vega catch a gruesome new homicide. Christina Henry continues her pursuit to have the DA look into possible criminal misconduct by Detective Harry Bosch. Crate plans Barrel's retirement party. Edgar finally tracks down Bo Jonas, who provides new clues about Gary's murder. At Hollywood Station, Captain Cooper convenes Lieutenants Billets and Thorne, wanting to confirm everyone's on the same page regarding the doctored crime stats. Chandler asks Bosch what Henry has against him, believing she can exploit Henry's personal animus at the upcoming hearing. The hearing begins. To the surprise of DDA Kennedy and the dismay of the Cronyns, Chandler is able to convince Judge Sobel that Bosch has standing. Tension mounts as she presents her case, and Borders unravels and exposes the entire scheme behind the case. Maddie tells Bosch she's decided to go back to school early. She reveals that what she really needs is some space - from him.