Life could not have been better for Mike and Jill Nail. After raising two daughters and launching them out on their own, the empty-nesters prepare to begin the next chapter of their lives living abroad in the historic and romantic Italian city of Florence. Mike's discovery of $1.5 million and a mysterious letter leads him to a massive global conspiracy. Mike goes on the hunt to halt a series of terrorist acts and soon the hunter becomes the hunted. The twists and turns that follow change their lives forever.