My Lady's Slipper: In France during the reign of Louis XVI American naval officer Francis Burnham escapes from a British convict ship. He flees to Paris to see Benjamin Franklin only to find him away. At loose ends he becomes indebted to the Marquis de Tremignon who under threat of imprisonment involves him in an intrigue to compromise the Countess De Villars to force her into marriage. While unwillingly purloining one of her slippers the lady catches him, and they realize he had saved her at one time from highwaymen. After many contretemps, the Marquis is disgraced, and the Countess and Burnham are united.