107SDJS-223 Multiple clothed SOD female employees thoroughly study the embarrassment reactions of multiple naked men, conducting a serious nipple-surrounding experiment. SOD Sex Science Lab REPORT18: Despite being bewildered by the sensitive reactions, ey

Film Introduction

The purpose of this training is to expand the sexual knowledge of female employees for generating new ideas for projects, products, and businesses. We will research the relationship between male nipples and penises. How do nipple stimulation affect penis erection, semen volume, and male reactions? We will deliver a report of female employees who, though shy, seriously touch and lick nipples and penises to explore.