Asperides, an ancient demonic talking sword, tricks Nack Furnival, a bumbling would-be knight, into battling a wicked sorcerer bent on summoning all the evils of the underworld.
When magician's apprentice Felix Carmer III and his faerie companion Grit come across a magical flying circus, it becomes clear that there is something not normal about it or its inventor, and that it may be related to regional airship disasters.