Dwight's rescue from Fort Baton goes according to plan until they reach the Channel.
Ross goes to France to search for Dwight but is captured as a spy.
Elizabeth has had a son - born under a black moon. At Nampara, news arrives that Dwight Enys is missing at sea.
Demelza insists on helping Elizabeth nurse Francis, who has been struck down with a sore throat. Meanwhile, a shipwreck in the cove puts Ross in danger.
Ross is unaware of the Warleggans' new means of attack. Mark's love is not reciprocated, though Keren finds true happiness.
Ross takes Demelza, bred in the gutters of Illuggan, as his wife.
Elizabeth remembers what Ross once told her.
George gives a party at Penrice and calls in a loan, all part of his continuing scheme for power.
Ross and Demelza reunite.
Starvation has caused rioting amongst the miners. Ross sympathises but is powerless to help.
Demelza has given birth to a daughter, Clowance.
Monk dies from the duel; Drake and Morwenna are married; Elizabeth dies trying to reassure George.
Demelza bankrupts Ross while trying to save Pascoe; Monk challenges Ross to a duel.
Caroline goes to London to recover from the death of her daughter; Arthur kills Ossie after finding him with Rowella.
The Rev. Whitworth pays weekly visits to Rowella; Ross and Demelza become more distant.
George is pitted against Ross in the new Parliamentary election; Elizabeth cannot tolerate George's jealousy.
Emma finds Drake and takes him to his brother; Elizabeth threatens to leave Warleggan unless he ends his harassment.
George Warleggan is elected to Parliament; Morwenna relapses after Ossie insists on his conjugal rights.
George is haunted by Aunt Agatha's dying curse; Dwight and Caroline are married.
Ross reunites Dwight and Caroline; Aunt Agatha prepares to celebrate her 100th birthday.
George sends Geoffrey to school and has Drake arrested; Ross assembles a raiding party to free Dwight.
Ross faces the firing squad for spying in France; despite her objections, George arranges Morwenna's marriage.
Ross goes to France to look for Dr. Dwight Enys, who has been shipwrecked on the French coast and imprisoned.
George takes over Penrice, firing the old servants; after his medical discharge, Ross and Demelza live happily at Nampara.
The strain between Ross and Demelza is intensified when the Poldark-Warleggan feud comes to a head; homeless miners burn Trenwith to the ground.
Ross reacts strongly to news of Elizabeth's impending marriage and a tragedy at Wheal Grace.
Ross accompanies Trencrom's smugglers in an attempt to find Mark Daniel and, possibly, a copper vein.
A year later, Demelza has given birth to a son and Ross has opened Wheal Grace; Caroline breaks off her engagement.
Prudie decides to hold a grand wake for Jud; Demelza goes into labor while fishing.
Ross raises capital and makes a deal with a smuggler; Jud is beaten and the rumor spreads that he is dead.
Ross gives Jud his old job back; Demelza realizes she is pregnant again; Ross and Francis patch things up.
Demelza discovers that Ross' trial is in danger of being perjured by paid witnesses hired by George Warleggan.
Mark Daniel finds out about Keren's affair with Dwight Enys; Ross helps Mark evade the authorities.
Jim Carter dies; Verity makes new plans to elope; the Warleggans use their power to diminish the prosperity of Ross' Carnmore Copper Company.
Demelza's enthusiasm convinces Ross to attend the Truro Ball despite his feeling toward the Warleggans.
Demelza is humiliated by her father at her daughter's christening party.
Elizabeth is willing to leave her husband for Ross, but he learns Demelza is pregnant with his child.
The breach between Ross and his family widens after a secret meeting between Verity and Captain Blamey.
Ross saves a girl from a beating; Verity, escorted to a ball by her cousin, spends the evening dancing with Capt. Blamey.
After the American Revolution, Capt. Ross Poldark (Robin Ellis) returns to Cornwall to find himself presumed dead, his property up for sale and his girl engaged to his cousin.