"How would- no, you know what? Let's not think about that right now." Could it be the bite? While that would certainly rule out 'Mattheiu has a raging naga fetish', it seems a bit hard to swallow if he thinks about it too hard. Frankly there were other hard things he'd rather think about.

"There are better things to do, aren't there?" There's a touch of wicked amusement in his voice as he lowers his head and just barely grazes his teeth along the line of Mattheiu's jaw, "more urgent matters to attend to?"