Surrounded by a family notable for its size, eccentricity and marital irregularities, Letty grows up with only one aim in mind - marriage. For Letty learns that, for a woman, social survival depends on winning and keeping a man. Amidst the bustle of life in New York and London in the 30s and 40s, she relentlessly pursues her aim. An outrageous emotional and sexual experimenter, sustained always by an indomitable sense of humour and a wonderful eye for the main chance, Letty pursues one relationship after another, until her luck finally turns.