This puff of air, soft through his nostrils, suggests Viktor acknowledges the idea of laughter and declines to participate, thank you.

"Usually, yes."

Sometimes they take and use and benefit from the things provided while preferring not to acknowledge your personhood, and also they make you live in a toxic hole in the ground.
But this conversation needn't go there.

He tastes what Grace brought him, tentatively, the smallest sip, while still holding the lid separate. Other than looking down into the cup while he swallows, he doesn't immediately react, which would be a good sign if she knew him very well.

"Is that what you normally do? Baking?"