Darth Vader's search for the culprits behind an assassination attempt on the Emperor leads to a shattered Star Destroyer floating lifeless above a mysterious moon. On the ground, he finds no survivors—instead ancient ruins, and frightening inhabitants. All the while, a hunter follows, waiting for the moment to strike!

In the ruins of an ancient moon, Darth Vader encounters an evil people with a dark prophecy and a powerful weapon. They are a threat to the Empire and Vader will force them to serve—or crush them all! Meanwhile, the assassin hunting Vader still lurks...

Having stalked Darth Vader, the assassin is now ready to strike . . . It seems Vader, distracted by threats to the Emperor, could be taken. But the assassin has made one mistake—believing that he has a chance against the most-feared man in the galaxy!