Step-sis couldn't believe her eyes when she saw my monster cock. Her big tits heaved as she gasped, her tight pussy already dripping at the sight. She was a risqué vixen, loves showing off her curvy body, always teasing me. But now, it was time to give her a real stretch. She whimpered as I slid in, her wet cunt eagerly taking every inch. Fuck, she was tight, but she loved every second of that massive cock filling her up