England is at war, but nothing can ruin Esther Wynford's happiness at marrying Monty Grant. Their short honeymoon results in a baby, but on the birth of her daughter, Joy, Esther's world falls apart. Esther's dying mother confesses to a dark secret: Esther is not her natural daughter but the result of an exchange of babies after her own child was stillborn. Esther's real mother was being forced to give up her baby to an orphanage, and Joy's birth makes the reason clear. Harshly rejected by Monty, she takes her precious baby and leaves everything and everyone she's ever known, determined to fend for herself and her child. But her fight is just beginning...