When Helen, a young hard-working nurse, meets aristocratic artist Sebastian, she doesn't expect to even like him, let alone fall in love. But against the troubled backdrop of wartime London, an unlikely but intense romance blossoms. And even the bloody trenches of the Somme, where they are both posted, cannot diminish their feelings for each other. But Helen is concealing a secret and when a terrible crime is committed there are devastating consequences for them both. When lives are being lost, can true love survive?