Episode 17

E1

Ross returns home to Cornwall from the war with the French and soon renews his feud with the Warleggans.

Episode 18

E2

Elizabeth celebrates the birth of her son but worries that there was a Dark Moon at the time of his birth. Meanwhile, word arrives that Dwight Enys is missing at sea.

Episode 19

E3

Ross is captured as a spy when he goes to France in search of Dwight Enys.

Episode 20

E4

Demelza gives birth to a daughter. George arranges a marriage between Morwenna and Osborne Whitworth unaware that she's in love with Drake Carne.

Episode 21

E5

As Aunt Agatha prepares a party for her 100th birthday, Ross prepares to rescue Dwight Enys from French custody. Neither the rescue nor the party go as planned.

Episode 22

E6

Aunt Agatha's deathbed curse haunts George while Ross brings Dwight Enys and Hugh Armitage back to Cornwall.

Episode 23

E7

Ross decides not to stand for Parliament but George Warleggan decides to throw his hat into the ring.

Episode 24

E8

Demelza discovers that Ross had a secret meeting with Elizabeth while fighting her own attraction to Hugh Armitage.

Episode 25

E9

Ross is unable to help miners who are facing starvation because of a strike. Rowella blackmails Osborne.

Episode 26

E10

Ross gets elected to Parliament. Hugh Armitage dies of a brain tumor. Osborne tries to have Morwenna committed to an asylum.

Episode 27

E11

George continues to scheme for more power by planning to bankrupt Ross.

Episode 28

E12

Demelza takes a huge risk to help out an old friend. Drake wants to marry Morwenna now that she's free.

Episode 29

E13

Tragedy could be awaiting Ross, Elizabeth, and Demelza on their respective trips to London.