Imagine the internet projected onto the physical world, accessed through portable glasses or visors that connect users to an augmented reality. In 2026 that technology becomes a reality. Yuuko Okonogi and her family relocate to Daikoku, a city surrounded by an ever‑expanding technological network that forms an interactive virtual world. Her grandmother runs an agency that investigates missing children who seem to have disappeared from the real world and entered the city's Dennou, literally “electric brain,” a term used to distinguish the virtual realm from reality. A hacker culture is emerging among the city’s children. Yasako soon meets Isako, whose powers for...