While on a summer trip to London, a case of mistaken identity forces Natalie to assume the role of a wealthy young heiress returned from her time abroad in America. The only problem; Natalie kws thing of high society life. So with the help of her childhood friends, Elizabeth and Grace, thoroughly American Natalie prepares to take on the role of a lifetime. But hilarity and confusion set in when she catches the eye of a rich young blemen. Now, torn between deception and romance, the only chance to escape the chaotic charade is to find the real heiress before she's discovered. One things, for sure. English high-society will never be the same.