The violence of her anger seems to fuel the hunger of the magic as it consumes her--but maybe that's just a trick of the Fade, an illusion meant to draw his eye towards the tendrils of magic and away from the demons as they prowl closer. Atticus cuts his eyes towards them and dispels the weaker ones with an easy motion of his hand. This seems to give the others pause, and though they don't flee, they seem to retreat just enough to regroup and consider another tactic.

Atticus turns his eyes back on Sina; her pain is a beacon for demons, and in her idiotic outburst, she could get herself killed before he has a chance to wrest her burden from her. "Whatever it is that is tearing you apart from the inside," he replies, reining in his impatience. "That is what I want, preferably without killing you in the process."