After Three Years Out Of The Lapd Harry Bosch Returns To Find The Department A Very Different Place From The One He Left, With A New Police Chief Brought In From New York. Working With His Former Cop Partner Kiz Rider, Harry Is Assigned To The Open-unsolved Unit. These Detectives Are The Closers, Working On The Thousands Of Cold Cases That Haunt The Lapd's Files - They Put A Shovel In The Dirt And Turn Over The Past. Harry And Kiz Are Immediately Thrown Into A Politically Sensitive And Dangerous Case When A Dna Match Connects A White Supremacist To The 1988 Murder Of A Mixed-race 16-year-old Girl. But As They Navigate The Case, Someone Is Watching, Waiting, And Hoping Harry Will Make A Mistake...