Kate receives a letter from a Mr. Donald Dobble requesting a reservation for two rooms for him and a friend. Mr. Dobble's friend, David Benton, arrives and acts as though Dobble were with him. But Kate sees no one but Mr. Benton. Mr. Benton seems crazy as he sees and talks to an invisible man. Kate believes that Mr. Benton is probably overworked. When no one else seems concerned that... see more