Maria Hale's health ceases and her daughter Margaret decides to contact her brother Frederick - who had to leave England years earlier due to a wrongful court decision. The mill workers in Milton go on strike. In order to get his orders done in time, Thornton hires Irish workers. The angry strikers hear of this and in an attempt to threaten Thornton they hurt Margaret. Overwhelmed at her willing help to save Thornton from the strikers, he decides to propose to Margaret.

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. Thornton mistakes him for Margaret's lover. 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. Shortly after the death of her mother, Margaret's friend Bessy also dies.