剧情介绍：JanetispromotedtosergeantbutstepsdowntogiveittoRachelasshefeelssheisneededmoreathome.ThepairjointhesearchforeighteenyearoldRobinMcKendrick,asimpleladreportedmissingbyhisboss,landlordJohnRivington.PubregularsareunforthcominguntilaboycalledJohntellsJanetthatanex-soldierknownasJackie-BoylockedRobininhiscarbootasacruelprank.Helaterreportedthecarasstolen.AnotherwitnessclaimsthatJackie-BoydumpedhiscarinaquarrywithRobinstillintheboot.IntheprocessoftheinvestigationGillidentifiesanotherbodyfoundintheriver,thatofMandySweeting,whodisappearedtwodecadesago.