Hypnotic ray series. This stage is an entrance examination preparatory school. The wing of the protagonist is excellent in the performance, and is a top class in a preparatory school. Her daughter AOI was going to meet at a preparatory school three months ago. Hotta, a ronin (masterless samurai), learned the power of hypnosis in Yamada, a preparatory school worker. Yamada and Hotta drove the wing, AOI, and spare instructor, Ikeda of the spare school student to the bottom of the abject by the power of the hypnotic ray...