Harry Bosch is back as a volunteer working cold cases for the San Fernando police and is called out to a local drug store where a young pharmacist has been murdered. Bosch and the town's three-person detective squad sift through the clues, which lead into the dangerous big-business world of prescription drug abuse. Meanwhile, an old case from Bosch's LAPD days comes back to haunt him when a long-imprisoned killer claims Harry framed him and seems...

"Emma loves her life. She's the mother of a precocious kindergartener, married to her soulmate--a loyal and loving police detective--and has a rewarding career as a doctor at the local hospital. But everything comes crashing down when her son, Josh, is diagnosed with a rare form of cancer. Determined to save him, Emma makes the risky decision to sell opioids to fund the lifesaving treatment he needs. But when somebody ends up dead, a lethal game of...