The innermost part of the vagina where this beautiful girl shows an abnormal reaction, around the cervix. She pushes through the small flaps and repeats the piston over and over again, and the uterine ostium that has become fully open without irresistible at the climax that keeps her mouth loose. At that time, she was staring at a point on her ceiling and screaming, and she was no longer the Miho-chan you know.
