High‑school sophomore Hiroki is an ordinary student, except for a single obsession: his relentless craving for spectacles. Because of this compulsion, he almost never spends a day without having intimate moments with his girlfriend, the stunning Hitomi Kurumizawa, who also wears glasses, inside their apartment. One afternoon, however, his older sister Natsume—an attractive bespectacled woman herself—snatches him out of the act and vows to punish him for the commotion today.
