Suzaku and Kallen's duel intensifies, leading to a final exchange which disables the Guren and destroys the Lancelot. Lelouch uses his Geass to force Nunnally to give up the key of the Damocles. With the fortress under his control, Lelouch unites the world under his tyrannical rule. Two months later, Lelouch prepares to oversee the public execution of the leaders of the UFN and the Black Knights. According to their plan, dubbed as the Zero Requiem, Suzaku disguises as Zero and kills Lelouch during the execution. As a result, the world unites in hatred of Lelouch and begins an era of peace with Nunnally as the Empress of Britannia.