Silver Flame Saga Book I: Tears of the Guardian:

In the world of Kuz'Batal, light is more than hope. It is power, legacy, and, for those born with the gift to wield it, a death sentence. When ancient seals begin to fail and a long-feared darkness stirs, a scattered band of warriors, outcasts, and gifted souls is drawn together by prophecy and desperation. Among them is a young Light Weaver whose compassion may become the world's greatest weapon, or the key to its ruin. As villages vanish, cultists hunt the gifted, and the first seal break...