内容简介
LAPDdetectiveHarryBoschisalonerandanighthawk.OneSundayhegetsacalloutonhispager.AbodyhasbeenfoundinadrainagetunneloffMulhollandDrive,Hollywood.Atfirstsight,itlookslikearoutinedrugsoverdosecase,buttheonenewpuncturewoundamidstthescarsofoldtracksleavesBoschunconvinced.Tomakemattersworse,HarryBoschrecognisesthevictim.BillyMeadowswasafellow'tunnelrat'inVietnam,runningagainsttheVCandthefeartheyallusedtocalltheBlackEcho.BoschbelievesheletdownBillyMeadowsoncebefore,sonowheisdeterminedtobringthekillertojustice.