Plot introduction

An innocent piece of Mundane Snail Mail has provoked the dreaded Demon JU(P/I)^ter to hurl his Red Spot at the magical land of Xanth. As the dire Dot draws closer, the unwelcome ordeal of saving the enchanted realm falls to Umlaut, an unlikely lad with an unknown past and an uncertain future.

Characters in Up In A Heaval

Umlaut

Sesame

Magician Humfrey

Demoness Metria

Sammy Cat

The Demon Jupiter