ACCEL WORLD, Volume 1,Chapter 1(5)
Haruyuki’s ample build got terrible mileage. If he skipped just one meal, he ended up dizzy with hunger. Even so, he had no choice but to suffer through it today. At least he still had one trick to get through the day, a full dive, only allowed during lunch.
Sucking in his round body as far as it would go, Haruyuki headed for the second school building, which held nothing but special classrooms. And because everything from science experiments to home ec cooking classes were conducted virtually now, the building no longer served any purpose, and few people went near it. Particularly during lunch, the place was devoid of students.