Mr. J. G. Reeder, employed by the Department of Public Prosecutions, has developed a reputation for solving difficult criminal cases using his unique understanding of human nature, which he calls his “criminal mind.” After a notorious bank robber and murderer escapes from prison, Mr. Reeder must match wits with Crazy John Flack, the “cleverest crook in the world,” who previously vowed to kill the famous detective in revenge for his...