"Behind a Mask; or, a Woman's Power" by Louisa May Alcott is a novel written in 1866 under the pseudonym A. M. Barnard. Set in Victorian Britain, the story follows Jean Muir, a new governess hired by the wealthy Coventry family. But Jean harbors secrets beneath her demure exterior, and she begins manipulating the family members with calculated precision. As the men fall under her spell and turn against each other, Jean's true motives gradually emerge. This sensation fiction masterpiece explores themes of deception, social class, and a woman's quest for power. (This is an automatically generated summary.)