Pete Garrison is a respected Secret Service agent with a dark secret; he's having an affair with First Lady Sarah Ballentine. But there's more secrets than that floating about; when a conspiracy to assassinate the President of the United States is uncovered, Garrison must stop the plot before all is lost. Even if his liasion with the First Lady has caused him the biggest setback of his life. Meanwhile, agent David Breckinridge and new trainee Jill Marin are on the case as well and it isn't easy; a traitor has been detected within the Secret Service. How will their trail intersect Garrison's? And who can the President trust?