Around the uterine ostium, the innermost part of the vagina where this beautiful girl shows an abnormal reaction. Aiming at that, the piston is repeated repeatedly, and the uterine ostium that has opened irresistibly at the climax that swings the long limbs slenderly pierces the uterine ostium at once with a ridiculous ejaculation. At that time, she had an expression that she shouldn't show to others, and she was no longer Ai-chan, who you all know.