During their journey into the unseen world, Tarou and Masayuki stumble across a strange man who’s able to see them. The next day Makoto goes through his late father’s belongings and Masayuki tries to expose himself to his greatest fear. While Tarou goes through the mountain in search of the same man he met the previous night.

Hirata goes over all he has found out about his patient Tourou. Then Tourou has another OBE where he see's strange creatures, he later on tells Hirata. But Hirata's conclusion is that they are things he is recalling from a book. But then as he is waiting for a taxi, something wierd happens to him. What could be? And could this change his opinion and conclusion about Tarou?

In 2003, the phsycologists of Hertfordshire University, including Richard Wiseman assembled people in the concert hall in London. They had them listen to contemporary music, and meanwhile, they also played an etremely low-frequency noise using a seven-meter-long pipe. As a result, twenty-two percent of the audience reported that they experienced a strange feeling. Wiseman suggested that ghosts are hallucinations caused by such low-frequency noises. Can this theory be true?

Miyako's dad is called to Miyako's school. Later, he meets and starts consulting with Hirata about Miyako. Hirata is starting to suspect that the area has something to do with the supernatural occurrences. Meanwhile Tarō sees Miyako being possessed first hand.