RitchieisaGlaswegianchancerwithlowhopesandnoprospects.Disillusionedwithcitylife,hegoesundercoverataHighlandconservationcentretomakehisfortuneasanillegalpearlfisherwiththehelpofhistwohaplessandaccidentpronemates,DannyandFraser.HerehemeetsBeth,aprettyEnglishconservationistpassionateaboutsavingendangeredmusselsfromtheclutchesofpearlthievesintheScottishHighlands.Fallingforherinstantly,RitchiemustbeatoffcompetitionintheformofHighlandRangerEthan,asmoothtalkingAmericanAdonisconvincedthatBethcan'tresisthischarmsforever.AfterthesuccessofpearlfishingattractstheunwantedattentionsofoldschoolGlaswegianmobsterGavinandhisworkatthecentreleadshimtoquestionhistruemotivations,RitchiemustrisklifeandlimbtosavetheHighlandsfromecologicaldisasterandwinBeth'sheart.