A woman returns to her hometown, the site of a vengeful female demon legend, after 20 years, only to find children being murdered one after another, accompanied by the children's song "Kotoro"! A woman whose child was devoured by a demon. Her belly was ripped open, and her blood-soaked child looked as if it were wearing a red kimono (bebe). The woman eventually becomes a demon and preys on human children... Chizuru, who returns to the town where such a female demon legend remains after 20 years with her daughter, learns that the young daughter of her childhood friend has been strangled and thrown into an old well. The situation was exactly the same as the murder of a young girl that occurred 20 years ago in the same place. Soon, the children of her other childhood friends are also murdered one after another. Who is the demon!? A terrifying long horror story where the children's song "Kotoro" evokes fear!! #DressMeInARedBebe #AyaImamura #Horror #HorrorNovel