Clarke looked again at the sketch; it was not Mary after all. There certainly was Mary's face, but there was something else, something he had not seen on Mary's features when the white-clad girl entered the laboratory with the doctor, nor at her terrible awakening, nor when she lay, grinning, on the bed. Whatever it was, the glance that came from those eyes, the smile on the full lips, or the expression of the whole face, Clarke shuddered before it at his inmost soul, and thought, unconsciously, of Dr. Phillip's words, "the most vivid presentment of evil I have ever seen." He turned the paper over mechanically in his hand and glanced at the back.