This play focuses on a romance from May to December. Herbert Marshall (46 years old at the time) is a successful middle-aged playwright; Constance Cummings is his young secretary, who prefers the company of mature men. She sets her cap on marrying the playwright, while he fends off her attentions. By the time Marshall has grown fond enough of Constance to propose; she has changed her mind and fallen for a man her own age.
