[He doesn't miss the way that murmur sounds at all, even if for a moment he wonders if he's mishearing, but before he has a chance to overthink that, the gentle shift of being pulled in closer to Shiro, of his hand settled at his back, leaves him totally breathless again, a little gutted in a way he can't say he minds. It's even kind of normal for how Shiro makes him feel. His face ends up tucked more at Shiro's neck, feeling the rise and fall of his chest right against his own and even though his heart thunders, it's easy to settle into it, to hold Shiro while he sleeps once he knows he's dropped off, skimming more and more in that direction himself until sleep wins out in the end for Keith too.]