After three years out of the LAPD, Harry Bosch returns, to find the department a different place from the one he left. A new Police Chief has been brought over from New York to give the place a thorough clean up from top to bottom. Working with his former cop partner, Kiz Rider, Harry is assigned to the department's Open-Unsolved Unit, working on the thousands of cold cases that haunt the LAPD's files. These detectives are the Closers - they put a shovel in the dirt and turn over the past. By...