Irnoc is a young street rat just trying to survive in a world where mystical beings are summoned to obey the will of the Priests. When a burglary goes wrong Irnoc and his best friend Cat gets sold into slavery. Irnoc makes a daring escape during a monster attack and awakens some of his latent abilities, only to be picked up by the priests of Corana as he wandered the desert. All with power must be trained, and all Callers must belong to the temple, so it's follow or die. The priests aren't the only ones that Want Irnoc for their plans, and Irnoc has plans of his own, he must rescue Cat from a fate worse than death, a brothel slave.