In the LAPD's Open-Unsolved Unit, not many murder victims die almost a decade after the crime. So when a man succumbs to complications from being shot by a stray bullet nine years earlier, Bosch catches a case in which the body is still fresh, but all other evidence is virtually nonexistent. Now Bosch and his new partner, rookie Detective Lucia Soto, are tasked with solving what turns out to be a highly charged, politically sensitive case. Starting...

When the bones of a 12-year-old boy are found scattered in the Hollywood Hills, Harry Bosch is drawn into a case that brings up the darkest memories from his own haunted past. The bones have been buried for years, but the cold case doesn't deter Bosch. Unearthing hidden stories, he finds the child's identity and reconstructs his fractured life, determined that he not be forgotten. At the same time, a new love affair with a female cop begins to blossom...

Detective Harry Bosch investigates a cold case and the murder of a city councilman's son. The cases are unrelated but they twist around each other like the double helix of a DNA strand. One leads to the discovery of a killer operating in the city for as many as three decades; the other to a deep political conspiracy that reached back into the dark history of the police department.