[Ah, that anger... it radiates out of his eyes. Sebastian can almost smell it, it's that strong. He never once lets Ciel turn his head away; continues to soak up the hatred, the fear. Imagination is well and good, but he can do better than that, can't he?]
They burned to death. To still be conscious as your flesh burns off your body... [Softly:] the pain must have been extraordinary, don't you think?
But, now you have a problem. [To even begin to think about hurting him requires being able to move at all.]