As Paul Lambrequin was clambering up the stairs of his rooming house, he met a man whose face was all wrong. "Good evening," Paul said politely and was about to continue on his way when the man stopped him. "You are the first person I have encountered in this place who has not shuttered at the sight of me," he said in a toneless voice with an accent that was outside the standard repertoire. "Am I?" Paul asked, bringing himself back from one of the roseate dreams with which he kept himself insula