After the invasion of Japan by the Brittannian Empire, the country is renamed to "Area 11". The young Lelouch, a Brittannian student living in Japan, accidentally gets caught up in a local terrorist attack against Brittannia, reuniting with his childhood friend Suzaku as well as meeting the mysterious girl C.C. Cornered in a life and death situation, Lelouch accepts a power C.C. offers to him, the ability to order anyone to do anything. Harboring a thirst for revenge against the Brittanian Empire for their actions against his family, Lelouch wages war against the Empire.