The scene takes place in Paris in March 1793 during the Reign of Terror. The Knight of Maison-Rouge, posing as Citizen Morand, is organizing the escape of Queen Marie-Antoinette. He is assisted in his undertaking by Dixmer, a master tanner who passes himself off as an ardent revolutionary and his wife Genevi�ve, who also happens to be the Knight's sister. While on mission with her brother, she is saved from arrest thanks to the intervention of Lieutenant Maurice Lindey. Genevi�ve, who is married without love to Dixmer, falls for the young man, who requites her love. A tunnel is dug between a house rented by Dixmer and the Tower of the Temple but the various attempts to rescue the queen attempts fail. Marie-Antoinette risks the guillotine/ Moreover, Lindey finds himself involved in the plot...
