text:  Throughout the whole book she plays the part of a sort of Mephistopheles in petticoats doing evil for evil's sake; and finally when in prison in England gains over a fanatical young officer named Felton who is set to guard her and working on him by the power of her charms and an artfully devised story instigates him to the murder of Buckingham who is at Portsmouth fitting out an armament for the relief of La Rochelle then besieged by Richelieu