The book was written by Takiko Okuda's father, Einosuke Okuda. It was the reason why the story of the book started. Takiko Okuda's father writing the book, and while writing it, Takiko was left alone, with no one to even greet her while coming home to school or even to talk to her. Takiko's mother was ill and was forced to take care of her until she died. Takiko was then forced to tear the book apart, so that her father would give her the attention she deserved, but on her attempt, she was transported on the book and became the priestess of Genbu, one of the four beast gods, and was devoured by the god. Einosuke then regretted what he had done, unaware that the book had a magical power. He then wrote to the father of Suzuno Osugi, to save Takiko, stating that she was devoured by Genbu. Suz