精简剧情：Grace,AnnieandTommyaregrowingupfastaspoliceofficers,butnothingcanpreparethemfortheturmoiltheyfaceeveryday.It’sayearsincethefalloftheMcIntyrecrimegangandthevacuumhasbeenfilledbyrivalgangs,allcompetingfordominance.ConstableShaneBradleyisdraftedintohelp,buthismotivationsareunclear.Tommyisdangerouslyseducedbytheworldofintelligencepolicing,whileGracestrugglestodealwithherson’sabsence,andgrowingfeelingsforfellowofficerStevie.Asayoungloyalistthreatenstotakeoverthecity,theofficersfaceamajorganglandfeud–culminatinginaviolentanddevastatingconfrontation.