An Empire in Runes - Jeffrey L Kohanek - Bog

A powerful magic. An unstoppable army. The final battle. Mankind's fate hangs in the balance.
The eastern cities of Issalia lay in ruin, destroyed by a horde mindless monsters. Led by a teen named Brock, a squad of young heroes seeks a means of stopping this dark force from consuming the rest of the continent.
The future of mankind hinges upon a powerful, yet destructive magic - a magic they are still learning to control.
As foretold in an ancient prophecy, this rag-tag force gathers upon the Tantarri plains, prepared to face an army of giants. All the while, they must remain vigilant against a secret organization within the Ministry, who will do anything to prevent the return of Chaos.
In this thrilling series conclusion, the fight continues beyond the battlefield.