The Curse of Credesar, Part 1 — Robert E. Keller

The Curse of Credesar, Part 1:

The war against the Deep Shadow rages once again, thousands of years after the age of Dremlock Kingdom, as scheming seers battle for power and ethereal beasts hunt humans by night. Can a new kingdom of Divine Knights rise from the ashes of despair to save humanity? This is the tale of a young sorcerer named Kelden and his struggles against the most powerful demon to ever walk the land.