Hugo, getting thirsty after a long warble, drinks it, loses his wits, and after a good deal of clutching and stamping, falls flat and dies, while Hagar informs him what she has done in a song of exquisite power and melody.
This was a truly thrilling scene, though some persons might have thought that the sudden tumbling down of a quantity of long red hair rather marred the effect of the villain's death.

He was called before the curtain, and with great propriety appeared, leading Hagar, whose singing was considered more wonderful than all the rest of the performance put together.
Act fourth displayed the despairing Roderigo on the point of stabbing himself because he has been told that Zara has deserted him.

Just as the dagger is at his heart, a lovely song is sung under his window, informing him that Zara is true but in danger, and he can save her if he will.

A key is thrown in, which unlocks the door, and in a spasm of rapture he tears off his chains and rushes away to find and rescue his lady love.
Act fifth opened with a stormy scene between Zara and Don Pedro.

He wishes her to go into a convent, but she won't hear of it, and after a touching appeal, is about to faint when Roderigo dashes in and demands her hand.