It is called the Scourge—and no droid is safe from its corruption! As the Scourge spreads from one droid to the next, both the Rebel Alliance and the Empire face uprisings, chaos and terror as their closest companions turn against them!
Killer droids have taken over Darth Vader's flagship! Will the lessons of Jedi Masters Qui-Gon and Obi-Wan save the man who was once Anakin Skywalker from the corruption of the Scourge - or make him a tool for its galactic conquest?
The once-mighty Jedi are outclassed, the Republic is on its knees, and Keeve Trennis leads a desperate assault against an invading force on the edges of the galactic frontier!