On an ocean voyage, a librarian falls for a married man. After librarian Lulu Smith is accused by her patrons of having Spring fever, she spends her life savings on a cruise to Havana, during which she begins a romance with Bob Grover, a lawyer with political ambitions. After their return, Lulu becomes a clerical assistant for a newspaper, where she is pursued by brash reporter Al Holland. One night, several months into their affair, Bob comes to Lulu's apartment for dinner, bringing two Halloween masks with which they have a marvelous time playing. Their merriment is interrupted by a...