He flashed her a sheepish grin, left hand immediately holding his stomach to cover up for the funny sound it produced. "Obviously I wanted to eat." Upon hearing her offer, he was reminded of what commenced earlier before the entire ER thing happened. "Ah! We'll have lunch earlier, thanks to that melodrama. Don't mind it too much, really. I'm fine right now." He was back to his sunny self. He tried his best to go back to his (selfish and over-confident) groove, so Maki will stop worrying... and lecturing him about optimism like he owed a lot to her. "Lunch is perfect, as obvious as my stomach could get." He went to the door, back on his proud stride, and let the new light stream in the staff room.