A brilliant scientist, Galen Erso was coerced into using kyber crystals to enhance energy yields – work his friend Orson Krennic then weaponized to create the Death Star’s superlaser. Galen fled to remote Lah’mu with his family, but Krennic tracked him down and forced him to resume his work. Trapped, Galen seeks to build a fatal flaw into the Death Star and reveal it to the Alliance.

As director of Advanced Weapons Research for the Imperial military, Orson Krennic is obsessed with the completion of the long-delayed Death Star project. A cruel but brilliant man, Krennic has staked his reputation on the delivery of the functional battle station to the Emperor.

The Death Star was the Empire’s ultimate weapon: a moon-sized space station with the ability to destroy an entire planet. But the Emperor and Imperial officers like Grand Moff Tarkin underestimated the tenacity of the Rebel Alliance, who refused to bow to this technological terror…

The plans for the Empire’s ultimate weapon reside in a electromagnetic cartridge in the Structural Engineering node of the Scarif vault’s datatree. The plans contain the Death Star’s entire design history, including the flaw introduced into its reactor system. Stolen by Jyn Erso, they are beamed to the Profundity, copied and hidden in the memory systems of a humble astromech droid.

A rugged planet in the Outer Rim’s Bheriz sector, Eadu is known – to the extent it’s known at all – for its rain and native nerf herders. Few suspect the planet is home to a top-secret laboratory where Imperial scientists working for the Tarkin Initiative seek to unlock the secrets of kyber crystals and perfect a terrifying weapon.

The Galactic Empire ruled for years through fear, intimidation, and tyranny. With a mighty military force including stormtroopers, spy technology like probe droids, and the planet-destroying Death Star, Emperor Palpatine’s regime seemed unstoppable and permanent. But some dared to strike back…