One day, the young blacksmith apprentice Fletcher discovers that he possesses the rare gift of summoning demons – specifically, the fire-breathing Ignatius. When Fletcher is accused of a crime he did not commit, he and Ignatius must flee. Together, they set off for a mysterious academy where Fletcher is to be trained as a demon warrior, as orcs threaten to invade the human world, and only the demon warriors can stop them. For Fletcher, it marks the beginning of a breathtaking and life-threatening adventure...