XXIThe Chief Inspector continued to interview Mr. Porlock’s guests. He may have got tired of asking the same questions over and over again, but his manner did not vary. Some of the interviews were very short. Some may have seemed intolerably long to the persons concerned. Mr. Masterman came out of his interview with something of the complexion already noticed by Ernest Pearson. On his way to his own room a bedroom door opened and his sister called to him. “Jeffrey—I want to speak to you.” He said, “Then you can’t,” and went on. But before he could reach his room, let alone slam himself in, she was beside him, a hand on his arm. He could feel the tense, bony strength of it through the stuff of his sleeve. She said in an almost soundless whisper, “If I can’t speak to you, I’ll go down a

