City of Bones is the twelfth novel by American crime author Michael Connelly, and the eighth featuring the Los Angeles detective Hieronymus "Harry" Bosch.

Hieronymus “Harry” Bosch takes on the case together with his colleague Jerry Edgar and after investigating the matter further, a shallow grave containing the bones of a child is discovered.

To solve the murder, Bosch has to dig through records of cases involving disappearances and runaways dating far back in time.

Twenty years after the murder, a lot of the details once remembered about the disappearance of the boy are blurred and leave Bosch fumbling.

The main plot of the discovered bones and Bosch's tumultuous relationship with Brasher feature heavily in the show.