Darth Plagueis, a Sith Lord who knows the Dark Side so well that he has power over life and death, joins forces with his apprentice, one-day emperor Darth Sidious, to try to dominate the whole galaxy.

The must-have prequel novel to Rogue One: A Star Wars Story-the upcoming film, set before the events of Star Wars: A New Hope, that reveals the untold story of the rebel effort to steal the plans to the Death Star!

War is tearing the galaxy apart. For years the Republic and the Separatists have battled across the stars, each building more and more deadly technology in an attempt to win the war. As a member of Chancellor Palpatine's top secret Death Star project, Orson Krennic is determined to develop a superweapon before their enemies can. And an old friend of Krennic's, the brilliant scientist Galen Erso, could be the key. Galen's energy-focused research has...

As Separatist forces continue their assault on the teetering Republic, Jedi Knights Obi-Wan Kenobi and Anakin Skywalker pursue the Sith hoping to find Darth Sidious and stop the universe's destruction.