It depicts the relationship of ARIWARA no Narihara and the daughter of KI no Arutsune who were childhood friends, with the spirit of the daughter of KI no Aritsune, also called 'the woman of the Izutsu,' as the main character.
幼馴染の在原業平と紀有常女との間の情を、「井筒の女」と呼ばれた紀有常女の霊を主人公にして描く。