A virtual world in a scab coral (coral-like information life form) created by Eureka. Ten years have passed since the people of the virtual world appeared on this earth with…

12-year-old Oriko Seki, who lost her parents in a car accident, ended up living in her grandmother’s Onsen Ryokan “Haru no Ya.” With the ghost “Uribou” cohabitating with her and…