Second Sons Trilogy Book One - Lion of Senet

Under the ceaseless blaze of two suns, the people of Ranadon endure scorching heat, volcanoes, and earthquakes. People believe nature's volatility is the divine will of the Goddess, whose one emissary, the High Priestess Belagren, is in league with the most powerful ruler on Ranadon: the Lion of Senet.
But not all truly believe in her power.... When an exile returns to the tiny dukedom of Elcast, his arrival rekindles old hatreds and secrets.

Second Sons Trilogy Book Three - Lord of the Shadows

Darkness threatens Ranadon again in the form of an eclipse. The Goddess wants to give the people of Ranadon a sign—and only Dirk Provin can interpret it. To do so, Dirk has systematically betrayed his one-time allies to join his most hated enemies. Now, with neither side trusting him, Dirk sets his own devious plot in motion