It feels a bit as though his concerns are just being brushed aside, but John is right. Ianto's emotions are running high, sleep-deprived as he is. And it's the please that seals the deal on the sincerity of the other man's request. No, he isn't normally very good at this. Yes, he supposes he should let him rest, give him a reprieve.

He glances over at the separate bed and feels immeasurably sad for the thought of having to separate himself to move to it again. But asking to stay makes him feel like a child, and short of John offering himself -- he supposes that that's his cue.

"Yeah, alright," he says softly. Lingering reluctantly where he sits. "I suppose I should..."