From somewhere beyond the desolate frozen mountains they came-an unstoppable wave of shadowy undead creatures. The mighty Kerg armies were crushed, the realm destroyed, and its subjects killed-or worse. Prince Alarik flees south in the hopes of finding allies to avenge his father's death and reclaim his kingdom. To defeat the black tide that has arisen will take more than swords, Alarik must embrace the restless energy that stirs inside him.