He has an instinctive impulse to step back at that smile, but he quells it. He will not be cowed.

"I'm not in the habit of accepting things from sources that I do not trust." His mind is working, reviewing recent happenings, network conversations, searching for some way to explain this shift in Mello's behaviour. It doesn't fit neatly into the influence of any of the gods.

And then he hits on it, his expression growing colder as he realizes what must be happening. Demon possession. Mello had been foolish enough to make a deal?

"And I certainly don't trust the words of a demon."