Author Andy McNab has once again proven that his prior experience as not only a soldier but with the Federal Bureau of Investigation and advisor on hostage negotiations with Delta Force allows him to write persuasively and passionately . The reader immediatley can sense this is an authentic military thriller. We are introduced to an off duty SAS soldier, Tom Buckingham early on as the lone man who stands in the way of a small army that has taken control of a train deep beneath the Atlantic Ocean in the channel tunnel. 400 passengers are hostages in this yaut drama as the one unarmed man, alone and injured tries to use all his training to fight against twelve well equipped soldiers. The plot and the storyline draw the reader in instantly and the tension builds as it is discovered that there is someone from Buckingham's own side trying to sabatouge him.