Rosemary takes a job in Spain, as a companion to Mercedes Lamanda. Then, on the brief few hours’ train journey to Malaga, Rosemary meets Paul and falls completely under his spell. But her dreams of love are shattered when she meets Mercedes, and learns of her engagement to Paul. Hurt and angry, Rosemary hatches a devious plan. Heavily veiled, she changes places with the bride at Mercedes’ wedding to Paul – but the consequences are quite different to how she imagined…