A coach accident brings Charlotte to Sanditon, where she meets Tom and Sidney Parker. Lady Denham hosts a pineapple party for West Indian heiress Miss Lambe. Edward's relatives complicate matters. Charlotte and Sidney have an awkward encounter.

Aiming to seal a match for her nephew Edward, Lady Denham hosts a pineapple party for the West Indian heiress Miss Lambe. Edward's beautiful relatives Esther and Clara complicate matters, while Charlotte and Sidney have an awkward encounter.

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.