Ross(Turner)mustdefendCornwallfromanempoweredGeorgeWarleggan(JackFarthing),andriskseverythingheholdsdearasheembarksonapoliticaljourneywhichtakeshimtothenationscapital.Demelza(Tomlinson)findsherloyaltiestorn,Elizabeth(HeidaReed)triestostrengthenhermarriage,Morwenna(ElliseChappell)continuestobeoppressedbyhusbandReverendOssieWhitworth(ChristianBrassington),andtheEnyses(LukeNorrisandGabriellaWilde)aretestedasneverbefore.