Lady Susan Vernon arrives at her brother-in-law's residence, Churchill, with a matchmaking plan for her daughter, having left a trail of confusion behind her at her last residence, Manwaring. While young Reginald de Courcey is charmed by her, some of her family are deeply suspicious of her motives. But few people are equal to her schemes. Period comedy based on Jane Austen's novella Lady Susan, starring Kate Beckinsale, Chloe Sevigny and Stepheny Fry