[He finds himself dragging this one out a little more than he'd intended, because she is so incredibly sweet and he feels bad about all the kisses she's been missing out on for the last twenty years.
But eventually, he pulls back, at about the point where confetti would be showering down if there were a bot about, because he really doesn't want to impose on her or confuse her or basically do anything that would annoy Ianto. He strokes her cheek with his thumb and lets go, smiling as he sits back.]