I was bullied by the girls in my class and got an erection. Transfer student Rima encouraged me to give her oral sex in the Kansai dialect to improve my penis's performance and ejaculate. (Arai Rima GVH-563)

Naoki is an introverted male student who is bullied by the girls in his class and considered a person of low social status. To make matters worse, he also possesses a perverted and easily erect penis. However, in this situation, a savior appears! Satoshi, a transfer student from the Kansai region with a strong sense of justice, conducts special after-school oral sex training to save Naoki and his perverted penis! "You want to get back at those people, right? I'll teach you how to use a penis!" Despite the fact that ejaculation is inevitable due to the special oral sex techniques, she says, "You have to work harder!" and continues to perform oral sex! Although he ejaculates multiple times during the encouraging oral sex endurance training, as Naoki successfully improves his penis, he begins to use his growing penis to give Satoshi endless pleasure! Please enjoy this school story of revenge against bullies and penis cultivation!