Frank Horrigan is a secret service agent who keeps thinking back to November 22, 1963, when, as a hand-picked agent by President Kennedy, he became one of the few agents to have lost a President to an assassin when Kennedy died. Now, former CIA assassin Mitch Leary is stalking the current President, who is running for re-election. Mitch has spent long hours studying Horrigan, and he taunts Horrigan, telling him of his plans to kill the President. Leary plans to kill the president because Leary...