It is a product released on November 1, 2018. The era has changed from Heisei to XX, and the declining birthrate in the country is increasing, and sperm are precious. And it came to take a lesson to squeeze precious sperm to the last drop in the back of the gold ball. Female students who dent their cheeks, tighten the rod, and improve the technique of suction blowjob that sucks sperm from the urethra. A serious vacuum blow job makes beautiful girls look like they are. This is the story of schoolgirls who were passionate about vacuum fellatio.

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