REPORT OF A CASE Mary and Dorothy, sisters, were admitted to a midwestern psychiatric observation hospital after they had been seen wandering the streets by police officers, who considered their behavior odd and unusual. On arrival the patients told the story of having lived in a Social Security shelter for the preceding three years, where they had been in the employment of the United States Government, with the special task of uncovering a conspiracy of Nazi agents who had their headquarters in the shelter. While performing their counterespionage work, they had frequent visits from high Government officials, who were personally supervising their work. As a result of their prominence, these patients were the object of envy by the treacherous women in the shelter and were threatened by them on numerous occasions. Eventually, the situation became so dangerous that the Government was forced to close the shelter, resulting in the patients'