Beautiful and diligent top students! A fierce sexual counterattack by black-haired loli high school girls! OKAD-501

These are four outstanding, black-haired students who work diligently in the student council and achieve excellent grades. One day, they are betrayed by their trusted teacher and male classmates, who force them into sexual acts on campus! They are assaulted in the restroom by their homeroom teacher, forced into a foursome in the gym storage room, and their behavior escalates. They even use toys to manipulate these young black-haired girls. Caught between the assaults and the growing pleasure they experience, the four honor students decide to take revenge on the male students through reverse rape!