1916. The remnants of the Serbian army are holed up in the Greek city of Salonika. Working as a volunteer with the Red Cross, feisty young Englishwoman Leonora Malham Brown has secretly become the lover of their colonel, the dashing Sasha Malkovic. Meanwhile, Leo's fiancé Tom, engulfed in the horrors of the Somme, discovers a shocking secret about Leo's brother, Ralph. And Leo herself is keeping a secret from Sasha . . . Tragedy and heartbreak will follow before Leo has a chance of happiness.