迷魂药，心醉神迷，欲罢不能。人兽h

　　A couple has a very open marriage allowing for both of them to enjoy sex with additional partners, but seemingly only women. Professor Rasputin, the husband, really loves to find hot young women and have sex with them and his wife in threesome fashion. Eventually, him and the wife turn their lovemaking into a business where the Prof poses as a sex doctor with the wife as his as... (展开全部)