Naoki is a shy boy from a lower class who is bullied by the girls in his class. Moreover, he is also the owner of a perverted, perverted, bully cock. However, a savior appears to him! Rima, a transfer student from Kansai with a strong sense of justice, undertook a special after-school training to save Naoki and his perverted cock! "Do you want to see those girls again? I'll teach you how to use Ji Po!" From "Do your best with Akan!" And keep cleaning! Even then, Naoki, who gradually succeeded in raising Ji-Po's lower body, caused Lima to grow along with her growing Ji-Po! Please enjoy the story of the bully's upside down Ji Po training school!
