弗拉维娅·多斯桑托斯：性之单口 - 量子线路线路 - HD中字

　　It's not just about sex. For Flavia Dos Santos, couples intimacy goes beyond an orgasm. The renowned sexologist breaks all the myths and taboos of eroticism. In the midst of laughter, you will learn the deepest secrets to becoming a tiger in bed and give your partner the most pleasant claws. Because when she talks to us about sex, Flavia doesn't mince words.