The Empire prepares to crush the Rebellion with a second - more powerful Death Star. As the Rebel fleet mounts a massive attack on the dreaded space station - Luke skywalker confronts his father - Darth Vader - in a climatic duel before the evil Emperor. In the last second - Vader makes a momentous choice: he destroys the Emperor and saves his son. The Empire is finally defeated - the evil Sith are destroyed - and Anakin Skywalker is redeemed. At long last - freedom is restored to the galaxy.