It's July 1930 and Lorna Mathews couldn't be happier. She thought she was about to lose her job but instead the business's new owner, Mr Wyndham, wants to keep her on. Lorna's mother, though, is horrified by the news and finally confesses that Lorna was the result of an affair with Oliver Wyndham, whose family cast her out when Oliver died and the pregnancy was revealed. Shocked to the core to learn that the man she has always thought to be her beloved father simply adopted her at birth, Lorna resolves to find out everything she can about the past and especially about the tragic death of Oliver Wyndham. Working with the Wyndhams, she soon begins to stir up old secrets and the truth starts to emerge. But Lorna hasn't reckoned with falling in love with a member of the family she should hate...