It was the thought of what Luther was doing that suddenly made Niall shiver even on such a warm and magnificent morning as this—that, and the fact that if he revealed his interest by making any overt moves he’d be destroyed out of hand by his own flesh and blood. Almost all his magical energies, and those of his allies, were directed at keeping him hidden. To turn against the will of the Danaan-mor , the real power in the land of Tir na nOg, was heresy, treason, a betrayal of infinite and eternal proportions. It just happened to be the only right thing to do.