The Courier Job — James Pattinson

Steve Brady had never been a very willing agent but, according to Pledger, this was a job that a child could carry out. When people like Manuel and Felipe started knocking hell out of him, Steve became even less willing. The carrying of a letter from A to B sounded simple enough, and so it might have been if there had been nobody along the way with an urge to take the letter away from him. What the devil was in the letter to make it so important, anyway?