Larry is a big city health inspector who's happy with his usual beat of greasy spoon diners and low-rent ethnic restaurants. His easygoing life is turned upside-down when he becomes saddled with a straight-laced rookie partner. They are assigned Larry's biggest case of his career: investigating an outbreak of mysterious food poisonings at the city's swankiest restaurants. Infuriating restaurateurs with his bad manners, Larry still manages to charm a sweet, shy waitress into a budding romance. But when his unorthodox methods cost him his job, Larry has to go undercover to bring the conspirators to justice.