At that moment a knock came on the door of the clubroom, which was on the top of the palatial residence of Jack Bosworth's father, and a moment later a tall, military-looking man with a white, stern face, thin straight lips and cold blue eyes was shown in. He paused just outside the doorway, and the boy who did not catch the sneer on his chalky face as he looked superciliously over the group must have been very unobservant indeed.