Murray tells the stories of twenty-one women who refused to succumb to the established laws of society, whose lives embodied hope and change. The 21 women are: Boadicea, Queen Elizabeth I, Aphra Behn, Caroline Herschel, Fanny Burney, Mary Wollstonecraft, Jane Austen, Mary Somerville, Mary Seacole, Ada Lovelace, Elizabeth Garrett Anderson, Millicent Garrett Fawcett, Emmeline Pankhurst, Ethel Smyth, Constance Markievicz, Gwen John, Nancy Astor, Barbara Castle, Margaret Thatcher, Mary Quant and Nicola Sturgeon.