Donna Leonora, daughter of the Marquis of Calatrava, is preparing to flee secretly with her lover Don Alvaro (son of the Viceroy of Mexico and an Inca princess). The Marquis enters unexpectedly. Alvaro hesitates to raise his weapon against his lover's father and throws his pistol. As he falls, the pistol fires and the Marquis is mortally wounded. As he dies, he curses his daughter. Don Carlo di Vargas, Leonora's... see more