"Anyway," he went on, "There's something wrong with the afterlife. Like, even the dead are getting infected with the Shadow sickness. And there are these...THINGS dragging us away. Most go screaming. I heard one ghost call them Psychopomps before it got her."
For some reason, the word strikes a chord with you, but you don't know why. What was that? Greek mythology? And how could a ghost become a zombie? You're so confused.