Horace Rumpole, a seasoned and cynical barrister, navigates the complexities of the British legal system while defending clients who are often as eccentric as the crimes they are accused of committing. Rumpole operates within the rigid, often stuffy confines of the Old Bailey, balancing his professional obligations with his personal penchant for cheap claret and the recitation of Wordsworth. His primary opposition includes high-handed judges, ambitious younger lawyers, and his own formidable wife, Hilda, known as 'She Who Must Be Obeyed.' The narrative framework utilizes a first-person perspective, allowing Rumpole to provide biting commentary on the shifting social and legal landscapes of mid-20th-century London.

Readers frequently highlight the dry wit and cynical charm that define Rumpole as a character. Discussion often centers on the balance between the procedural elements of the courtroom and the character-driven humor found in the protagonist's internal monologue. Critics note that the pacing remains consistent, favoring dialogue-heavy scenes over high-octane action sequences. The atmosphere effectively captures the specific, slightly decaying elegance of the British legal establishment during the era. Many readers appreciate how the narrative avoids sentimentality while maintaining a clear moral compass regarding the importance of legal defense.