Stranded on the desert planet Tatooine after rescuing young Queen Amidala from the impending invasion of Naboo, Jedi apprentice Obi-Wan Kenobi and his Jedi Master discover nine-year-old Anakin Skywalker, a young slave unusually strong in the Force. Anakin wins a thrilling Podrace and with it his freedom as he leaves his home to be trained as a Jedi. The heroes return to Naboo where Anakin and the Queen face massive invasion forces while the two Jedi contend with a deadly foe named Darth Maul. Only the do they realize the invasion is merely the first step in a sinister scheme by the re-emergent forces of darkness known as Sith.

纳布即将遭到入侵，绝地学徒欧比-旺•克诺比和他的绝地师父就出了年轻的阿米达拉女王，不料却被困在沙漠行星塔图因。他们在此地发现了年仅九岁的阿纳金•天行者，这个原理异常强大的小奴隶赢得了一场惊心动魄的飞梭车赛，也赢得了自己的自由，可以离开家乡去接受绝地训练。英雄们返回纳布，阿纳金和女王直面庞大的入侵部队，两位绝地则与一位名叫达斯•摩尔的死敌展开对决。直到这时他们才明白，入侵仅仅是邪恶计划的第一步，被称为西斯的黑暗势力已经重新浮出水面。