Sarahsdilemma,betweenherfeelingsforGeorgeandherdutytoherhusbandRene,isexacerbatedbyaheartbreakingsecret.JamesandOliviasrelationshipisunderpressurewhenthetrueparentageofbabyGeorgeisthreatenedwithexposure.ElizabethBlighsdecisiontoleaveAshParktoexplorealifeofherownprovesmoredifficultthanshethought.AnnaandGinofacethedifferencebetweenthefairytaleromanceandtherealityofmarriedlife.IndependentloversCarolynandJacktrytomoveclosertoacommitment.Throughitall,ReginasmanipulativebehaviourweavesanimpenetrablewebaroundGeorge.InthesleepyvillageofInverness,sex,deathandsecretsareneverfarbelowthesurface.