When the parish guardians send Lydia, daughter of convict James Knowles, to apprentice in the cotton mill at Caton, she is distraught at being parted from her younger siblings and mother, Betty, but she has no choice. At the mill, Lydia is bullied by some of the other girls and things do not go well when she stands up to the ringleader. Fearing she has killed someone and with the word murderess ri...