At last, Admiral James T. Kirk and the crew of the late Starship USS Enterprise begin the long voyage home. But their trip is interrupted by the appearance of a mysterious all-powerful intruder. Suddenly, Kirk, Spock, McCoy and the rest of the crew must journey back through time to twentieth-century Earth. For only there can they save the future - by rescuing the past!

At last, Admiral James T. Kirk and the crew of the late Starship USS Enterprise begin the long voyage home. But their trip is interrupted by the appearance of a mysterious all-powerful intruder. Suddenly, Kirk, Spock, McCoy and the rest of the crew must journey back through time to twentieth-century Earth. For only there can they save the future - by rescuing the past!