"You're too hot to resist," he growls, pinning his step-sister against the wall. She moans, his hardness pressing against her. "We shouldn't," she gasps, yet her hands pull him closer. Their lips clash, teeth clicking, tongues dueling. He lifts her, her legs wrapping around him, feeling his thickness against her throbbing clit. She grinds, panting, "Fuck me, pervert," as they cross the line, succumbing to their incestuous desires.