Oliver Twist: Or, the Parish Boy's Progress is one of Charles Dickens's most famous novels, first published in 1838. The story follows Oliver Twist, a poor orphan boy who grows up in a harsh workhouse under cruel treatment and poverty in Victorian England. After escaping difficult conditions, Oliver journeys to London, where he becomes involved with a group of young thieves led by the cunning Fagin and the dangerous criminal Bill Sikes. Despite the hardships and corruption surrounding him, Oliver remains innocent and kind-hearted while searching for safety, family, and a better life.