In 1914, Britain faces a new kind of war. For Edward and Beatrice Hunter, their children, servants and neighbours, life will never be the same again. For David, the eldest, war means a chance to do something noble; but enlisting will break his mother's heart. His sister Diana, nineteen and beautiful, longs for marriage. She has her heart set on Charles Wroughton, son of Earl Wroughton, but Charles will never be allowed to marry a banker's daughter....

In 1918 the Great War has taken so much from so many and it threatens to take even more still from the Hunters, their friends and their servants. Edward, in a bid to run away from problems at home, decides not to resist conscription and ends up at the Front. Sadie's hopes for love are unrequited, and Laura has to flee Artemis House when it is shelled and she finds herself in London driving an ambulance. Ethel, the nursery maid, masks her own pain...

In 1917 the Great War rages on, and for the Hunters, their friends and their servants the war is where they live now. David has returned from the Front a shadow of his former self; his sister Diana, newly married, copes with pregnancy alone, her husband at the Front. Aunt Laura, eager for challenge, goes to France with an ambulance; while Beattie struggles to manage war work and household, while racked with her secret guilt and a new threat of exposure....