Six genteel seniors raise funds for their fashionable Poor Relation hotel by sending spinster Miss Letitia Tonks to rob her selfish sister of a sparkling necklace and tiara. But dashing Lord Eston dons her highwayman mask instead. Letitia's niece Cassandra Blessop cannot forget the kiss he steals as well. In London, Cassandra and Letitia pose as incognito Hungarian royalty to expose Bonnard plotting at the rival hotel Tupples.