Professional driver, and former Special Forces officer, Frank Martin is living in Miami, where he is temporarily filling in for a friend as the chauffeur for a government narcotics control policy director and his family. The young boy in the family is targeted for kidnapping, and Frank immediately becomes involved in protecting the child and exposing the kidnappers.

Arthur Bishop is a 'mechanic' - an elite assassin with a strict code requiring professional perfection and total detachment. One of an elite group of assassins, Bishop may be the best in the business - with a unique talent for cleanly eliminating targets. When Harry McKenna, his close friend and mentor, is murdered, Harry's son comes to him with vengeance in his heart and a desire to learn Bishop's trade, signaling the birth of a deadly partnership.