In The Fallen Leaves, Wilkie Collins explores themes of social justice, personal redemption, and the consequences of moral choices. The novel follows Amelius Goldenheart, a young idealist who returns to England after being raised in a utopian community. His attempts to navigate a corrupt and hypocritical society lead him into a web of intrigue and social dilemmas. Through sharp critique, Collins tackles issues such as class disparity and the treatment of women, blending suspense with social commentary.