Michael Connolly The Black Echo torrent

LAPD detective Hieronymous (aka Harry) Bosch is a loner
and a nighthawk. Called out on a routine drug overdose
case, Bosch soon realises that the victim found lying
in the Mullholland Dam drainpipe is no accident case.
Billy Meadows was a fellow 'tunnel rat' in Vietnam and
Harry swears to bring the killer to justice.