Plot Summary:Warleggan takes advantage of the fact that Ross's ninety-eight year old Aunt Agatha has money problems to take over her house,Penrice,installing his family,sacking her staff and barring visitors,keeping her a virtual prisoner.He refuses entry to Ross. Elizabeth falls downstairs whilst pregnant but gives birth to a son,Valentine,during a lunar eclipse. Agatha prophesies bad fortune to any child born under a 'dark moon'. Demelza's younger brothers Sam and Drake come to Namparra to find work and set up a cell for their Methodist faith following their father's death. Elizabeth's cousin Morwenna is employed as a governess at Penrice and Drake falls for her after she warns him of the keepers when she finds him trespassing in the grounds. Caroline learns that Dwight is missing after his ship is wrecked in a sea battle.
In 1783, Ross Poldark returns from the American wars to his native Cornwall to right wrongs and reunite with the love of his life.