the hunters escape by firing a cannon at the door—substituting steam pressure for gunpowder—and come to the ball in disguise, where, although exposed by their reflections in a huge mirror, they are able to grab sarah and escape. fleeing in a horse-drawn sleigh, abronsius and alfred are unaware that it is now too late for sarah, who awakens in mid-flight as a vampire and bites alfred, thus allowing vampires to be released into the world.