[Iseijin] Swelling Comparison

Overview： One day,a school teacher,"Uncle",gets his hands on a mysterious erotic item. He immediately tries it out on his favorite girls in the classroom. The girls,still virgins,are violated in the vagina and cervix by the item,and they writhe in agony. "Please give birth to my baby!!" The devilish uncle mercilessly takes the virginity of the unconscious girl,violates her,and pours his semen into her. The uncle's free reign has just begun...