KAGP-286 - Corner masturbation, unstoppable when rubbed 7 11 people

Corner masturbation, something most girls probably experience. In the innocent days when they didn't have much sexual knowledge, they accidentally discovered that the sensation of a desk corner hitting their groin was pleasant. Slowly moving their hips, they rub the desk corner against their genitals, and are overwhelmed by a pleasure they've never experienced before. Since then, many girls are said to indulge in corner masturbation while avoiding the eyes of others. Once you experience it, this impulse is unstoppable!