The United Federation of Cities has been at peace since the Great War, and one of its great cities, Chicago, has experienced no violence, no crime, and no murders in 68 years. Then Susan, the director of the Male Processing Unit, ran out of Growth Inhibitor 37, and several males, including Brown 447 didn't get their treatment. Unfortunately, Brown 447 shows an uncanny intelligence and rises up and challenges the society of Chicago. Mayor Lilith and the Mayor's Guards must restore the social order and return law and order to Chicago.