 Surprising news arrives from the Cardinal; the rival whom the Marquis had killed was found to be a traitor, and the Marquis is thereupon not only pardoned but a hero.Alas, the Marquis has already obliged himself to conduct a one-man battle against the thirty-thousand Spaniards.With only his trusted sword in hand, the honorable Marquis departs, but not before he declares his love to Desiree.