Set in prerevolutionary France, Histoire d'Ernestine tells of the love between an innocent young woman and an aristocrat. Ernestine, German-born and orphaned, is an apprentice painter putting the finishing touches on a portrait when the marquis de Clemengis, elegant and handsome, enters the studio. Recognizing him as the subject of the portrait, she gestures for him to be seated and goes on working, looking back and forth between him and his likeness. The world-weary aristocrat is smitten.

In graceful, understated prose, Marie Riccoboni shows how her heroine learns to...