The year is 1912 and Britain is gripped by fear of war with Germany. Headstrong Leonora Malham Brown feels stifled by the restraints imposed on her by her respectable upbringing. But a chance encounter with the feisty Victoria Langford is set to broaden her horizons. Victoria introduces Leo to the FANY, First Aid Nursing Yeomanry. When trouble flares up in the Balkans, Victoria and Leo decide to put their skills to practical use and head to Bulgaria to offer their assistance on the battlefield. And so they set off on the adventure of a lifetime, neither of them fully prepared for the grim realities of war. But as well as danger, fear and excitement, Leo will find unexpected and passionate romance.