After escaping the brutal conditions of a workhouse, young Oliver Twist finds himself ensnared in the criminal underworld of Victorian London. Oliver navigates a landscape defined by extreme poverty, institutional cruelty, and the stark divide between the destitute and the wealthy. His objective is to secure a stable life and uncover the truth of his parentage, while he is constantly pursued by the manipulative Fagin and the violent Bill Sikes. The narrative employs a third-person omniscient perspective to critique the social structures of the era, utilizing a linear progression that contrasts the innocence of the protagonist with the corruption surrounding him.

Readers and critics frequently analyze the work as a foundational critique of the Victorian class system and the failures of the workhouse model. Discussion often centers on the stark contrast between the grim, gritty reality of the London streets and the idealized, moralistic nature of the protagonist. Many highlight the effectiveness of the author's descriptive prose in establishing a sense of place that remains influential in literary history. The balance between social commentary and the pacing of the criminal plot is often noted as a key stylistic feature. Scholars continue to examine how the narrative structure supports the author's broader arguments regarding poverty and institutional reform.