"Nicholas Nickleby" is a novel by Charles Dickens, first published in 1838. The story follows Nicholas Nickleby, a young man who becomes the guardian of his sister, Kate, after their father's death. They face hardships and challenges, particularly from their cruel uncle, Ralph Nickleby, who seeks to exploit them. As Nicholas navigates the struggles of life, he encounters various characters, including the kind-hearted Smike and the villainous Wackford Squeers, who runs a harsh boarding school. The novel explores themes of social injustice, family loyalty, and the importance of compassion in a harsh world.