Sa, Datsugoku Wo Hajimemasho (MF Bunko J) [Light Novel]

[Machine Translation] Urban Panopticon. A beautiful town surrounded by mountains on all sides. Van, a young boy living there, leads an ordinary life with nothing out of the ordinary. However, after meeting a mysterious girl, Dia, with platinum shining hair, he gradually becomes aware of the distortion of his ordinary life. Then, he feels a definite sense of discomfort, and when Van discovers a wall outside the town, Dia tells him, "This is a prison. ( This is a prison. You are a prisoner and I am a guard.) Yes, this Panopticon is a prison for the whole town, and Van is a criminal who has lost his memory! This is the story of a prisoner and a guard's ( escape ) from a huge prison city.

都市パノプティコン。四方を山に囲まれた、美しい町。そこで暮らす少年ヴァンは、なんの変哲もない平凡な人生を送っていた。ところが、プラチナに輝く髪を持つ謎の少女・ダイヤと出会って以来、彼は少しずつ平凡な生活の「歪み」に気づいていく。そして決定的な違和感、町の外に「壁」を見つけてしまったヴァンに、ダイヤは告げる。「ここは監獄。貴方は囚人で私は看守です」そう、このパノプティコンは町全体で一つの監獄、そしてヴァンは記憶を失った犯罪者だと言うのだ―!これは、囚人と看守による巨大な監獄都市からの「脱獄」の物語。