Murdoc69's sister can't keep her thoughts, or her hands, off him. Every hour, she finds an excuse to touch him, to tease him, her lust growing with each passing moment. She strokes his cock through his pants, feeling it harden, before dropping to her knees and freeing it, taking it deep into her eager mouth. He tries to resist, but her hunger is insatiable, her need for him growing with each passing hour.