When she turned back toward him, he forced his eyes upward, grinning cheerfully back at her when he realized he had been caught. He liked the satisfaction on her face, liked that she was enjoying the freedom modern clothing gave her to show off a bit. And that was not solely for his own benefit, although he would be lying to himself if he said that was not part of it; more than that, though, he was glad she felt confident enough in her own skin to wear what she wanted, instead of being overly influenced by social expectations nearly a millennium old.
Her changing expressions as she noticed what he had done were hilarious, but he went from laughing to surprised as she traced a line of batter down his cheek. So unexpected was the move, that it took him a moment to react, and she had already started to deal with the cake again. Drawing his finger down the side of his face and collecting the batter, he said, "Well, in that case, let me give this back." And, before she could move, he plopped it on the end of her nose.