The main character, "Takumi," was in a coma after a traffic accident. When he woke up from his sleep, he was admitted to a strange hospital reminiscent of an old-fashioned Western-style building. And he had the mysterious ability to see the past voice "voice" of the place. After that, Takumi often sees the illusion of the humiliation scene with his nurses "Ao" and "Aoi" and the newspaper reporter "Aki", contrary to his own will. He consults with the director, who is confused by the mysterious phenomenon, but is told a mysterious word.