"Mrs. Cheyney" is a play written by Fredric M. Frank and J. B. Priestley that premiered in 1925. The story revolves around a sophisticated woman named Mrs. Cheyney, who is involved in the world of high society and is known for her charm and wit. The play explores themes of social class, morality, and the complexities of human relationships. Set in an elegant country house, the plot unfolds as Mrs. Cheyney navigates the intrigues and secrets of her wealthy friends. The characters reveal their true selves as they interact with her, leading to moments of humor and tension. The play highlights the contrast between appearance and reality in the lives of the upper class.