D could almost hear blood rushing through dilated capillaries, so much fresh blood making its presence known under Luke's skin as he blushed. He could feel his already longer than normal incisors growing longer in his mouth, and D clenched his jaw. They didn't lengthen completely, they weren't long enough to be visible even with his mouth closed, but they weren't retreating either.

"Most blood drinkers are."

At least to those they considered prey or otherwise beneath them.