Period drama. The Warleggan's domestic bliss comes under threat and as Morwenna takes fate into her own hands, and the Poldarks vacation has deadly complications.
The Poldarks, Enyses and Warleggans enjoy London's distractions.
George dotes on Elizabeth, delighting at the prospect of an heir and announcing plans to host a charity ball, but their domestic bliss soon comes under threat.
At the Warleggan ball Adderley takes a fancy to Demelza, betting George he'll cuckold Ross within a month, which gives rise to deadly complications.