Four students of a certain women's university medical school chose "ejaculation" as a graduation thesis theme. Using male guinea pigs, various experiments such as "What makes you ejaculate?" Ejaculation is truly a mystery! [*The image may not be clear due to bleeding or blurring]
![CRNX-174 [4K] My playhood friend with a tsundere personality became my sex practice partner for me, a virgin who had just gotten my first girlfriend. Konatsu Kashiwagi](https://avdb.avtortv.com/v/CRNX-174/thumb.jpg)
![START-241 [Washed] Hikari, the female announcer who has been ranked number one for three consecutive years, is being sold as a sex doll. Hikari Aozora](https://avdb.avtortv.com/v/START-241/thumb.jpg)
