However, the human genes in this world are different from those of other worlds. In theory, all humans in this world are potential Ghouls; it is just that without any special stimuli, these humans will never transform into Ghouls throughout their entire lives.
Ghouls are more like a special subspecies split off from the human population of this world, yet they remain essentially human—they are transformed humans of this world.
Within the Empire, a class system exists.
Chapter 145