「正確な結果を導く為に声・尿・絶頂を我慢しない様にして下さい」という説明から開始される実験。やがてワギナはしびれ・麻痺に近い感覚になり排尿を止める感覚を失い…。SOD性科学ラボ研究員2名を含むSOD女子社員計6名の個別固定電マ《着衣越し・性器直当て・変則体位性器直当て》そして6名一斉実験の記録。

SDJS-315 The experiment begins with the explanation, “Please do not to hold back your voice, urination, orgasm to get accurate results.” Six female SOD employees, including two researchers from the SOD Sex Science Lab, are individually fixed vibrators (through clothing, direct contact with genitals, irregular positions, and six people are directly subjected to genitals), and a total of six people are simultaneously experimental. Eventually, the vagina becomes a sensation that is almost numb and numb, and the sensation of stopping urination is lost. – JAVSAG.COM SDJS315