North & South - Season 1 Episode 3

Deeply hurt at the refusal of his marriage proposal, Thornton and Margaret's relationship becomes more tense and difficult. Just in time, Frederick comes home to visit his dying mother. Shortly after Margaret's friend Bessy Higgins dies, her mother also dies. Thornton mistakes Frederick for Margaret's lover when he sees them saying goodbye late at night at the train station As Margaret realizes that she might have been mistaken in her harsh and hasty criticism of Thornton, she has to sadly observe his opinion of her altering.