[Maybe there's a part of him that, completely irrationally, didn't think he'd touch him - would want to avoid touching him, that maybe even though Keith didn't say everything, it'd been enough that the line would need be drawn more firmly. Keith knows he's been allowed to get away with murder up to this point in that sense. But that's all it is, isn't it? Shiro lets him, always to a certain extent, but it's never more than that.
Now, Keith's hands still, far from recoiling though a slight tremble lingers, surprise in his eyes a moment before it softens into something less splintered, trying to find his center again despite the way he feels.]
You don't have to be sorry for that, for anything. I'm-
[He's the one who shouldn't have brought this up.]