Northeastern small port town - Kishimachi among the mountains which are deep in Mikata. It was the quiet country where didn have the tourist attraction without big industry particularly. Speaking of a building with the only characteristic, it is a thing of a prison in the foot of the mountain.

Illegal experiment on a human body was planned to avoid the public eye in such a county town. But a trouble happens in the middle of the night of the day before when the experiment is started. Kishimachi was destroyed overnight. Daigo Okamatsu of - and the prisoner always gets up in a street.