At a peace rally in Jerusalem, the Israeli prime minister is poised to sign a historic agreement with the Palestinians. A man approaches from the crowd and appears to reach for a gun. He is shot by security guards. The shooting sparks a series of tit-for-tat killings which could derail the peace accord. Troubleshooter and peace negotiator Maggie Costello is called in to help. Menaced by fanatics and extremists on all sides, Costello is soon plunged into highstakes international politics.