Doc Ford's old friend General Juan Rivera has gone into the business of high-profile collectibles, but when he manages to obtain a collection of letters written by Fidel Castro between 1960 and 1962 to a secret girlfriend, it's not a matter of money anymore. Rivera has stumbled way out of his depth. Those letters contain a secret that someone cannot allow to be made public. A lot happened between Cuba and the United States in those years. Many men died. A few more will hardly be noticed.