DASS-859 On a trip back to the countryside, I got hooked on "freshly learned sex" with my first love, and we ended up cumming inside each other over and over again, drenched in sweat… An unforgettable summer. Natsu Tojo

I love my older sister! Ever since I was a child, I had admired my cousin, Natsu. When I returned home for summer vacation, the person waiting for me was—a truly kind, dazzlingly beautiful woman, the very definition of my first love. Eating watermelon, cooling off on the veranda, sparklers in a yukata… Her casual gestures and the glimpse of her sweaty skin made my heart race. Then, one day, she saw me with an erection in the bath…