THE CRYPTIC KILLER

Two murders each one 48 hours after a coded letter is received. When Lieutenant Jack Head receives a 3rd letter he soon learns that having a 3rd victim on his conscience is the least of his worries New York Homicide Lieutenant Jack Head received a mysterious coded letter in the post, the 3rd of its type, He knows he has 48 hours to break the cipher, or just like the previous two letters, there will be a third murder victim on his conscience. But Jack quickly learns that victim number three will be the least of his problems