To be chased by a known enemy is terrifying. But, to be chased by an unidentified enemy and for an unspecified crime, is even more terrifying. This is the crisis facing Adam and Lucy Gardiner from Boston. In desperation, they flee to friends in Canada, hoping to resolve the dilemma in order that they may return home. But the menacing force, far greater than they could have imagined, follows them over the border......................