MIDA-523 International Age Verification Compliance Notice

I'm a university student in Tokyo. I took advantage of summer vacation to return to the countryside in Kyushu for the first time in a while, and found my best friend Haruto's older sister, Hinano, there. As soon as she found out I had a girlfriend, she started making fun of me, but then she said, "I'll teach you how to kiss, big sister..." and before I knew it, she'd stolen my first kiss... Hinano's tongue-kissing, which was so intense it was worse than the summer heat, made my erection go uncontrollable, and before I knew it, she had taken my virginity...