Intimate encounter with stepsister explores taboo desires

I'm not sure what to make of this, but it's definitely something that I've been wanting to do for a while now. My stepsister has always been a bit of a mystery to me, with her big, blonde hair and her tight, 18-year-old body that screams "sex" at every turn. I've always been curious about what it would be like to fuck her, and today, I finally decided to find out. We started off with some light pussy fucking, but then things took a more intense turn as I pushed her against the wall and took her from behind, filling her ass with my throbbing cock. The sight of her big, round ass being fucked raw was enough to make me cum all over her back, but I couldn't stop myself from exploring every inch of her tight, young body. This was definitely one of the hottest experiences of my life, and I can't wait to do it again.