Based on the true story of the beautiful, powerful and notoriously scandalous Duchess of Devonshire. The Duchess unfolds the tale of a woman who became one of the world’s first celebrities, who was adored by all the people of England, save one: her husband, the Duke. Once she marries him, she will attain the very heights of society. Whatever she wears will become the fashion of the day. Whatever party she throws will be the place of the moment. And whoever desires political office will seek her out for her influential endorsement. Yet, for all her power and notoriety, for all the affection she receives from the masses, she will have to break all of society’s rules, and sacrifice everything, the set her own passionate heart free.