Legacy of the Pale King

From the introduction:

Deep within the Risen Kingdom, Vampire Lords rule vast swaths of the Undead. After the Great Calamity, the Humans who once called this territory home were greatly diminished, many stripped of the memories and skills that made them whole. Now they struggle to hold onto the last of their humanity while a potent few who learned to embrace their darker natures exert their will over all of the Risen lands. Despite this Undead scourge tainting everything in the land, there is great power to be found in the Gemini Peninsula, if one knows how to look...