さまーがーる

It's been half a year since I started going out with my extremely cute girlfriend Yui, but I still haven't been able to make her cum. Her kindness actually has the opposite effect on me, and it's making me desperate. I want to make her cum, so I'll thrust my penis into her vagina, and make love to her fiercely... (Source: DLsite, translated) Published in COMIC Koh 2016-07.