In 2010, the Holy Empire of Britannia began a campaign of conquest, its sights set on Japan. Operations were completed in one month due to Britannia's deployment of new mobile humanoid armor vehicles. The once proud nation of Japan was now referred to as Area 11. Pockets of resistance appear throughtout Area 11. Posing as a student, exiled Imperial Prince Lelouch, finds himself in the heart of an ongoing conflict for the island nation. Lelouch gains his Geass, thanks to a mysterious girl named C.C. Now endowed with absolute dominance over any person, Lelouch may finally realize his goal of bringing down Britannia from within.