When True Night Falls

The second novel in the groundbreaking Coldfire trilogy
Two men, absolute enemies, must unite to conquer an evil greater than anything their world has ever known. One is a warrior priest ready to sacrifice anything and everything for the cause of humanity's progress; the other, a sorcerer who has survived for countless centuries by a total submission to evil. In their joint quest, both will be irrevocably changed.
Second in the Coldfire trilogy. Two centuries after being stranded on the planet Erna, humans have achieved an uneasy truce with the fae, a terrifying natural force with the power to prey upon people's minds. As the fae multiply, a small band of humans must confront an overwhelming evil.