Unfairly dismissed from her role as a governess after her lecherous employer forces himself upon her, Druscilla Morley is determined to keep her head down. Dressing drably to hide her beauty, she is surprised to find an old acquaintance staying with her new family. Valdo, Lord Marquis of Lynche, is handsome, charming and an absolute rogue. It soon becomes clear that he is having an affair with the lady of the house and proposes a marriage of convenience to Druscilla to cover his tracks.