Sixteen-year-old Rei Murata appears to have everything: good looks, brains, artistic skill and admiring friends. But Rei is a survivor-of loss, neglect and of self-isolation. Locked away from a world where she felt unwanted, Rei was one of the millions known as the hikikomori. A chance meeting leads Rei to discover the online world of the Dwellers. Astonished to find her former classmate Sho among their number, Rei is determined to rescue...