Tensions between the Federation and the Klingon Empire are the highest they've been since the Battle of Donatu V twenty-five years earlier. Even as Federation Ambassador Robert Fox engages in tense negotiations with the Klingon ambassador to maintain the peace, Captain James T. Kirk of the "Starship Enterprise"(TM) sees his vessel refit from a ship of exploration into a ship of war. The coming conflict will take its toll on many personal lives as well...