Japan is occupied by the Britannia Empire. The key to the Britannia Empire’s power are humanoid weapons of overpowering military strength called Knightmare Frames. However, with secret ambitions in his heart, and willing to stop at nothing to achieve his goals is Lelouch, “The Black Prince.” And aspiring for justice, while unwilling to abandon truth and equality is “The White Knight” Suzaku. Their shared path will jolt the Britannia Empire and their very relationship with the people of Japan.