Young Nicholas Nickleby sets out to make his fortune in order to prevent his mother and sister from depending upon his uncle, Ralph Nicklby. But he finds his first job as master at a Yorkshire school to be cruel, and runs away with one of the students. Meanwhile, Kate is subjected to the unwanted attentions of Sir Mulberry Hawk, aided by her uncle. Nicholas and his new friend, Smike, begin their adventures and eventually set out to rescue Kate, with the usual Dickensian twists, turns and asides.
