A detective story from the two authors who have joined their talents to produce it-'...Almost immediately after Warden had left the house, the door-bell rang and Kondo answered it. A young man with a quiet and pleasant bearing inquired for Mr. Warden and said he came by appointment. Kondo ushered him into the smoking room, where the stranger waited. The Jap did not announce this arrival to any one, for he had already received his instructions; but several times in the next half hour he looked in upon him. The stranger was always sitting where he had seated himself when Kondo showed him in; he was merely waiting. In about forty minutes, Corboy drove the car under the porte-cochère again and got down and opened the door. Kondo had not heard the car at once, and the chauffeur had not waited for him. There was no motion inside the limousine. The chauffeur looked in and saw Mr. Warden lying back quietly against the cushions in the back of the seat; he was alone. ..'(Goodreads)