WriterDebbieHorsfieldhasconfirmedthatherfinalserieswillfollowthelivesofthePoldarksandtheWarleggansintheten-yearperiodbetweentheeventsofbookssevenandbookeightTheStrangerfromtheSea. 　　Itisanewcenturyandwithitcomesthepromiseofahopefulfuture,butthepastcastsalongshadowoverCornwall.FollowingthedeathofElizabeth,RossPoldark(AidanTurner)resolvestoputWestminsterbehindhimandspendmoretimewiththepeopleheloves.However,whenanoldfriendemergeswithapleaforhelp,Rossiscompelledtochallengetheestablishmentagain.AstheEnyses(LukeNorrisandGabriellaWilde)rallytojointhecause,Demelza(EleanorTomlinson)mustcontendwithdangersclosetohome,whileGeorge(JackFarthing)courtscorruptpowerswhoseinfluencespanstheEmpire.