Incestuous siblings' secret masturbation session.

Bored step-siblings, Michelle and her brother, find themselves alone and horny. Michelle pleasures herself in the bathroom, only to be caught by her brother. They argue, but later, they decide to masturbate openly in front of each other. Michelle's eyes widen at the sight of her brother's massive cock. Just as they're about to act on their mutual desire, they're interrupted.

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