"A Prince of Sinners" by E. Phillips Oppenheim is a novel written in the early 20th century. The story revolves around Kingston Brooks, a young political agent navigating the complexities of an election campaign while grappling with broader social issues such as unemployment and poverty. Oppenheim's narrative seems to delve into themes of idealism versus realism in politics, as Brooks encounters a range of characters, including opportunistic politicians and the struggling working class, all of whom shape his understanding of the political landscape. The opening of the novel introduces Kingston Brooks as he finishes a busy day of electioneering. He interacts with Mr. Bullsom, a political figure, who expresses confidence in Brooks' ability to handle his new role. As the story unfolds, Brooks is drawn into the social dynamics of the Bullsom family and their guests, while he contemplates the ethical implications of political maneuvering amidst a backdrop of economic distress in their town. The text hints at a deeper exploration of Brooks' character and his connections to past philanthropies, particularly with a mysterious figure, the Marquis of Arranmore, whose disdain for charity and complex background adds layers to the story's unfolding political drama. (This is an automatically generated summary.)