The Borg, a relentless race of cyborgs, are on a direct course for Earth. Violating orders to stay away from the battle, Captain Picard and the crew of the newly-commissioned USS Enterprise E pursue the Borg back in time to prevent the invaders from changing Federation history and assimilating the galaxy.
The Borg travel back in time intent on preventing Earth's first contact with an alien species. Captain Picard and his crew pursue them to ensure that Zefram Cochrane makes his maiden flight reaching warp speed.