She, an ordinary psychologist, was involved in this supernatural incident due to some things. The first-person perspective in the early part of the book. She is the author of supernatural novels. Because of psychological reasons, he met a psychologist and found out that he was his best friend since childhood and has been involved in this matter since then. She has strong skills. Proficient in all kinds of martial arts, he was a childhood playmate with a psychologist. Three women and a play, the play begins. . . . . . (This book is adapted from a true story, any resemblance is purely coincidental)