His body feels thin from hunger, but his mouth is dry and the last food he'd tried to eat wouldn't stay in his grief twisted stomach. Yet he gives her a weak nod as if to say, 'I'll try'. He knows that soon she'll be gone again, faded from the confines of his room to make food, and he almost can't bear the thought of losing her for even a moment, so he gently squeezes her hand as his sad eyes look into hers.