An amateur picks up a shy female student whom Shin-Okubo discovers has rubbed her buttocks against an 18cm penis, leading to this lewd act. IENF-321

A boy sought help because his penis was too large. Initially confused by its size, he became increasingly interested in it over time. The stimulation from the large penis grew more intense. The boy, who had initially been bothered by it, also began to be interested in the girl's soft skin, and his penis grew even larger! Eventually, the girl also began to crave penetration!?