She couldn't respond. She'd stopped shivering and her face had reddened with heat as she raised herself to her knees. Her jaw moved rhythmically, as if she was chewing. Up, down, her teeth clacking at each coming together. Her lips formed into a smile. Up. And down. Clack. Click. Clack. Then, without warning, her arms reached out in front of her, her fingers opening and closing as if trying to grasp something insubstantial, and she screamed, long and hard and desperate. Tears rolled down her face but froze before they fell from her chin. She fell again to the ground.