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A young boy, Tom, is brought into the Thrift with injuries suffered when he fell from a ladder after being sent down a sewer. His employer had abandoned him, and it was only one of the other workers who rescued Tom. The poor little waif soon has Nurse Carr completely charmed, but Daniel Bentley and Dr. Marsham have reason to believe that the little scamp is less innocent than he appears.
Eleanor, meanwhile, is called in by neurologist Dr. Hunter to examine his housekeeper, Mary Warner. Eleanor confirms Hunter's diagnosis that Mary's heart is enlarged, and she cannot carry on with her normal work. Eleanor is flattered when Dr Hunter seems to be taking a personal interest in her. Later, when Dr. Hunter summons her to examine Mary again, they discover her in her room, dead.
Lady Cora tells Robert that she has heard rumours that Hunter appears to be in distressed circumstances, and Hunter seems unusually anxious to get Eleanor's signature on the death certificate. Then at the club, Robert's friend Reginald Bird reveals that Hunter was in fact Mary Warner's husband, and that she was worth a considerable amount of money, despite her humble station. It transpires that she had acquired her money as a brothel-keeper, and it was in this capacity that Dr. Hunter had first made her acquaintance. When Robert performs a post-mortem, it appears that their suspicions were wrong, and Dr Hunter threatens a lawsuit. But after everyone else has left, Dr Marsham has an idea ... Add a recap »