Gradually coming to terms with her broken engagement to Reginald Hunney, Caroline Lilley numbly continues with her agricultural work at home, until tragedy forces her into leaving Ashden. Unexpectedly plunged into the fascinating and often frustrating world of military intelligence, she also finds her personal life re-emerging when she renews her contact with the enigmatic Belgian liaison officer Yves Rosier. But how can she tell if this new relationship is right -- and will the war give them the chance to find out?