Cosette is a fictional character from Victor Hugo's novel Les Misérables. She is the daughter of Fantine, a struggling factory worker who is forced to abandon her due to poverty. Cosette is raised by the cruel innkeepers, the Thénardiers, who mistreat her until she is rescued by Jean Valjean, a former convict seeking redemption.
As the story progresses, Cosette grows into a kind and beautiful young woman. She represents hope and innocence amidst the harsh realities of 19th-century France. Her love story with Marius Pontmercy highlights themes of love and sacrifice, making her a central figure in the novel's exploration of social justice.