There is a duality to darkness known only to those who’ve been infected by its touch. Everyone knows the shadows: shallow, comfortable, mostly harmless places where one might nest for a night. But the depths of living pitch only visit the aristocracy of madmen and women who’ve unwittingly pledged fealty to the curse. For some, it outright ruins minds like a hound to fresh meat; for others, it wanes into the deepest parts of its less caustic sibling and waits for the time to strike, returning periodically through life like an incurable disease.