マオ

A young man living in the Taisho era . A mysterious Onmyoji (exorcist) who has been living for 900 years due to a "curse".摩緒 A middle school girl living in the Reiwa era . As a child, she and her family were involved in an accident, and she was the only survivor.黄葉菜花 One day, when Nanaka walks through the gate of the shopping street where the accident occurred, she finds herself transported to the Taisho era. There妖蔓延 "You're a demon, aren't you?" When Mao tells her this, Nanaka realizes that something is wrong with her.