Young widow Miranda arrives in England to meet her late husband's family, only to find she has been mistaken for her scandalous stepmother, the decadent countess. Miranda revels in her new role as the notoriously outspoken coquette. But then she clashes with her handsome, aloof brother-in-law Leo. As Miranda's confidence begins to falter, Leo is torn between pursuing this bewitching beauty and preserving his family's reputation...