In 1995, a mental hospital is erected near the Japanese Ministry of Finance, located adjacent to the grave of Taira no Masakado. A young male nurse by the name of Jin’ya Yanase is obsessed with the legend of Taira no Masakado and more importantly, the spirit of his evil subordinate Yasunori Kato. Slowly, he becomes possessed by Kato's spirit, who wants to use him as a new host to revive in the modern world. Keiko Tatsumiya (the heroine of the original story), is an old woman living homeless on t...