"Ow, you're hurting me, you're... oh!" She was suddenly silent. Terror had made her forget the pain. Opening her eyes, she had seen his face-no, not his face, a ferocious stranger's, pale, distorted, twitching with some insane, inexplicable fury. Aghast, "But what is it, John?" she whispered. He did not answer, but only stared into her face with those mad eyes. The hands that held her wrists were trembling. He breathed deeply and irregularly. Faint almost to imperceptibility, but appalling, she suddenly heard the gneding of his teeth. "What is it?" she almost screamed. And as though awakened by her cry he caught her by the shoulders and shook her.