Having finally disabled and locked up cunning killer Roberto Trebor, former homicide detective Steve aRosiea Rosenberg has left New York for Oklahoma. Rosie is now Tulsaas police chief, and his savvy new wife, Edna, is graduating from the FBI Academy. Treboras string of palindrome-driven murders has become just a bitter memory when an anonymous stranger invades the ordered life of Rosie and Edna, taunting them with eerily familiar communiquA©s. At first the messages seem innocent enough, but close analysis reveals that they contain warnings and threats, all cleverly hidden in anagrams. Could the evil genius Roberto Trebora]partially blinda]his rebuilt legs all but uselessa]have actually escaped from Rikeras Island? If so, how has he crossed half a continent undetected in pursuit of Rosie and Edna? Above all, will he succeed in carrying out the largest group poisoning in the history of the Catholic Church?