由莱斯利·夏普领衔主演的重案组女警第四季上映于2014年，是一部剧情,犯罪,欧美,欧美剧类型影视作品，对白语言是英语。讲述了JanetispromotedtosergeantbutstepsdowntogiveittoRachelasshefeelssheisneededmoreathome.ThepairjointhesearchforeighteenyearoldRobinMcKendrick,asimpleladreportedmissingbyhisboss,landlordJohnRivington.PubregularsareunforthcominguntilaboycalledJohntellsJanetthatanex-soldierknownasJackie-BoylockedRobininhiscarbootasacruelprank.Helaterreportedthecarasstolen.AnotherwitnessclaimsthatJackie-BoydumpedhiscarinaquarrywithRobinstillintheboot.IntheprocessoftheinvestigationGillidentifiesanotherbodyfoundintheriver,thatofMandySweeting,whodisappearedtwodecadesago.