In a heated argument, Michelle and her stepbrother find themselves alone and aroused. She retreats to the bathroom, fingers her wet pussy, and strokes her ass, trying to be discreet. Caught in the act, they argue, but later, a mutual desire ignites. Naked, Michelle watches her brother's thick, straight cock grow hard. She fantasizes about it filling her tight cunt. Just as they're about to act, an intruder forces them to halt their erotic encounter.