Evelyn Cavendish is slowly dying of boredom, her estranged husband Thomas has returned from the trenches a ghost of the man he was. A surprising but painful encounter with the dashing, cross-dressing Dr Imogen Blake throws Evelyn's jaded existence into a whirlwind of new feelings and emotions. Will prudish Evelyn set aside her class and face her demons in exchange for a new and exciting life, or will she unwittingly lose her only true love?