7 years since Yuuichi Aizawa visited his aunt Akiko in her little northern town, he returns to uncover memories and secrets that have vanished from his head. He soon realises that something supernatural is happening, and that all of his new female acquaintances have links to his forgotten past.
Mihama Academy—on the surface, a closed learning environment...
Arima Takuya is a young student whose father, a historian wh...
Kasugano Haruka and his sister Sora have lost both their par...
