In this special class prepared just for me, where graduation seems uncertain due to my overwhelming sexual desires, our teacher Ms. Morisawa is rumored to have slept with every boy at her previous school. She wears a chastity belt around my crotch and promises to let me cum if I get good test scores, or even better, have sex with me if I score perfectly. Excited by the thought of such a beautiful teacher helping me lose my virginity, I study tirelessly towards that goal...