Mio Matsushima is a talented girl who worked hard to enter Mitsuru Women's Academy, a top-notch preparatory school. - He serves as the student council president due to his top-class grades. - He has a strong sense of justice and is strong-willed. - Mio, who has such a personality, receives information that a student is working part-time, which is prohibited by school regulations. - He heads to the store to stop him, but it turns out to be "Kyoki Club P." - The lewd appearance of a beautiful girl who falls prey to perverted sadistic old men and is transformed into a masochist is just too beautiful.