Fifteenmonthsafterbringinghismother'skillertojustice,Boschfindshimselfseekingthetruthontwofronts.NewevidenceinanoldcaseleaveseveryonewonderingwhetherBoschplantedevidencetoconvictthewrongguy.AndamurderataHollywoodpharmacyexposesasophisticatedopioidpillmill,sendingBoschdownadarkandperilouspathinpursuitofthekillers.