The Rebel Blockade Runner Tantive IV was on an urgent mission to Tatooine. Princes Leia Organa, armed with secret plans to the Death Star, was on her way to find General Obi-Wan Kenobi when the ship was attacked by an Imperial Star Destroyer. The heroic Rebel troopers were the last line of defence as the ship was boarded by Darth Vader and a platoon of stormtroopers.