In the throes of boredom, a stepbrother and sister find themselves battling their libidos. She fingers herself, he strokes, until he catches her mid-act. Tempers flare, but their mutual attraction is undeniable. Later, they reunite, naked and aroused, Michelle's eyes locked onto her brother's thick cock. As she fantasizes about taking him doggystyle, a sudden intrusion forces them to halt their intense encounter.