Hollonent: The Gathering

Ethan Hall is one of the five children sent from Firox, One of the seven Hollonents, which are waging war for the last hundred years. Ethan and the other children were sent here to one day return as masters of their special, genetic abilities, called Geno-arms.
Ethan has to find the other children, who all have different judgments of the war and the Hollonents, and return to their true home...
Before the war is expanded toward the surface.