The story involves around four paranormal syndromes, each of them representing a Japanese urban legend such as: Hitori Kakurenbo (One man hide and seek), Kune-kune, Saru Yume (Monkey dream), Noh Mask.

A new study with Kune Kune pigs, has now shown for the first time that pigs do learn from each other. The intelligent animals also possess remarkable long-term memory after internalizing a technique.