ACT I.
Scene I. In the Witch's Orchard. Frog-eye Fearsome drags the captive Prince and Princess to the Ogre's tower. At Ogre's command Witch brews spell to change Prince Hero into a dog.
Scene II. In front of Witch's Orchard. King and Queen bewail their loss. The Godmother of Princess promises aid. The Knight starts in quest of the South Wind's silver flute with which to summon the Fairies to his help.