Rollo and Zoge dragged L. Kahn around to face Aubrey. The meeting was over. It was time for one final warning. Aubrey drew a knife from his pocket The black monocule-edged blade snapped out of the handle and into position with a soft click. Aubrey grabbed hold of L. Kahn's hair to steady his head, then put the tip of the blade inside L. Kahn's left nostril.