LornaBradyisawomanfromthesmall,fictionalIrishtownofKilkinurewhowakesonemorningtofindacorpseinherhouse.Chillingly,Lornahasnoideawhothedeadwomanis,orifsheherselfmightberesponsiblefortheapparentmurder.That’sbecauseLornahaslongsufferedfromextremeboutsofsleepwalkingeversinceshewasrippedfromherlifeattheageof15andincarceratedinaconvent.There,LornagavebirthtoherdaughterAgnes,whowascruellytakenfromherandwhosefateLornahasneverknown.
　　UnluckilyforLorna,DetectiveColmanAkandeisnowalsoonhertail,foracrimeseeminglyunrelatedtothebodyshehasdiscoveredinherhouse.TheambitiousColmanquicklyrosethroughtheranksoftheGardaSíochánathankstohisnaturalaptitude.Hisscathingwithidesaquietsadness,andwhenhemeetsLorna,hefindshimselfforcedtoconfronthisownhauntingsecrets.
　　
　　AsColmansearchesforamurdererandLornasearchesforherdaughter,theirpathscollideinwaystheycouldneverhaveanticipated.Lorna’ssearchforAgneswilltakeherdeepintoherownpastandtotheheartofKilkinure’sdarkestsecrets,assheandColmanseektheanswerstheyeachsodesperatelyneed.