Board Thread:Speculation House/@comment-10048743-20160214004050/@comment-25555436-20160214014121

Maki Kuronami wrote: They're not. They're literally incompatible with ever working with humans, just by the fact that they have no aura, like regular animals. To be accurate, since I feel it's necesary: They have no Soul, unlike regular animals.

And unlike animals, they do not act based on instincts like hunger or survival. They don't need to eat, drink or shit, they can live for millenniums, and gain nothing from attacking mankind. Animals only attack when provoked or forced by internal or external factors.