The Realm Shift: Realm Shift Trilogy, Book 1 (Unabridged‪)‬

The strangest thing about Ethan's first encounter with a demon was not that he could see it, but that the demon could not see him....Hunted by these malevolent spirits and the Warlord allied to them, Ethan struggles to stay alive in the midst of a growing rebellion within his homeland. As war erupts, he must flee to the white walled city of Emmanuel in order to fulfill the long held prophecy of Shaddai's Deliverer or die in the attempt. At Every turn, enemies, both seen and unseen, conspire to kill Ethan before he realizes and unleashes the awesome power of the Realm Shift.