The three Curzon sisters - Irene, Cynthia who married Sir Oswald Mosley and Alexandra - were at the heart of the fast and glittering world of the '20s and '30s The sisters saw British fascism from behind the scenes and had an equally intimate view of the arrival of Wallis Simpson and the marriage and life of the Windsors Based on unpublished letters and diaries, this is a revealing portrait of British upper-class life during the half of the 20th century