Young Stringer presses Tom for back pay owed his builders, currently toiling under dangerous conditions. Aided by the new doctor, Charlotte and Sidney respond to an emergency. Miss Lambe pines for her absent lover.

Lord Babington courts Esther, who prefers Edward. Charlotte and Sidney clash over Miss Lambe's illicit meeting with Otis. Young Stringer and Charlotte strike up a friendship.

Desperate for unpaid wages, Young Stringer threatens a worker boycott of the annual cricket match with Sanditon's gentlemen. Even Charlotte joins the game as simmering tensions boil over.

At loggerheads over the disappearance of Miss Lambe, Charlotte and Sidney comb the London underworld to find her. Meanwhile, Tom tries to save Sanditon and his marriage, and Edward and Clara hatch a cunning plot to seize Lady Denham's legacy.

With the approach of Sanditon's regatta, the success of the resort hangs in the balance -- as do assorted romances. How will Charlotte, Sidney and other lovers fare in the marriage game?

On the night of the Midsummer Ball, romance, jealousy and betrayal fill the air. Events conspire to leave Charlotte and the Parker family facing difficult choices.

Charlotte returns to Sanditon in unexpected circumstances. A company of Army Officers descend on the town, offering romantic opportunities. Meanwhile, Georgiana meets an intriguing artist and Esther Babington has an unwanted encounter with her past.

Charlotte starts her new job as a Governess for the mysterious Alexander Colbourne. Alison seeks to be reunited with her knight in shining armour, and Georgiana receives bad news. Meanwhile, Tom and Colonel Lennox make plans for Sanditon's development.

Tension mounts for Charlotte when Colbourne and Colonel Lennox reunite at Lady Denham's annual Garden Party. Georgiana learns a vital piece of information about her inheritance, and Alison's much desired proposal nearly ends in tragedy.

Lennox and Colbourne's rivalry over Charlotte comes to a head and Georgiana makes a decision that will impact her future, forever. Edward's manipulation of Esther takes a dark turn and Alison realizes what she has been missing.

Alison prepares to leave Sanditon with her dreams of romance in tatters, and Esther faces a bleak future. Charlotte considers what her future will look like. When Sidney's belongings are returned to Sanditon, Georgiana learns some shocking truths.

Georgiana faces a nearly impossible task, but help arrives from a surprising place, which results in Charlotte and Colbourne being thrown together again. Lady Denham accepts a new vision for the town and enjoys sparring with an old flame.

The day of Georgiana's trial arrives, and she gets a surprise visit from an old friend. Colbourne's shooting party goes ahead, and as he gets closer to Lydia, Charlotte must confront all that she's lost.

Charlotte attempts to distance herself from Colbourne, but as they are repeatedly thrown into each other's orbit, their chemistry rises along with Ralph's suspicions. Meanwhile, Georgiana is unraveling and makes a surprising decision to protect herself.

Charlotte and Colbourne rush to Augusta's aid, and it's revealed whether Edward has really changed. Georgiana is reunited with a ghost from her past, and Charlotte must make a difficult decision about her future.