"Sorry," Harry said with genuine apology. He felt very useless. Save several lives? Check. Defeat a dragon? Check. Kill Dark Lord? Check. Escape from wooden broom shed? Really, that was where he got stuck?
He cleared enough space for his legs and squeezed himself into the corner next to her box. In the absence of any really satisfying cleaning facilities, he did cleaning charms on his clothes and hair, getting rid of the worst of the sweat and custard, and a freshening charm before the place could really start to stink.
"If it helps, I give you permission to eat me if I starve first," he sighed.