The Vicomte of Bragelonne: Ten Years Later him to eject Raoul from England. On his return to France, Raoul is heartbroken to discover Louise in the arms of the king. Athos finds out everything and spits his contempt at Louis XIV. The young King orders Athos's imprisonment, but D'Artagnan convinces him to release him. Dumas constructs the plot around the notion that the Man in the Iron Mask is the twin brother of Louis XIV, Philippe, who had been concealed and imprisoned from birth by his father, Louis XIII, and his mother, Anne of Austria, "for the good of France". Only a very few people living at
Man in the Iron Mask the enquiry the investigators were told about a supplier of poisons, a surgeon named "Auger", and Duvivier became convinced that Dauger de Cavoye, disinherited and short of money, had become Auger, the supplier of poisons, and subsequently Dauger, the man in the mask. In a letter sent by Louvois to Saint-Mars shortly after Fouquet's death while in prison (with Dauger acting as his valet), the minister adds a note in his own handwriting, asking how Dauger performed certain acts that Saint-Mars had mentioned in a previous correspondence (now lost) and "how he got the drugs necessary to do so". Duvivier