In the cramped closet, brother and sister struggle with their desires. Michelle's hand shakes as she unzips her brother's pants, revealing his thick, hard cock. She strokes it gently, feeling the pulse of his need. Her own pussy aches, wet and ready. They exchange a heated glance, their breathing ragged. 'We shouldn't,' she whispers, but her body betrays her, pressing against him, eager for what they both crave.