A year after the Black Rebellion, a brainwashed Lelouch vi Britannia and his pseudo-younger brother, Rolo, are gambling at Babel Tower when the Black Knights, led by C.C., launches an attack on the complex to retrieve Lelouch. The secret service that were monitoring Lelouch reveal themselves and attempt to capture C.C.; She restores Lelouch's memories allowing him to use Geass to kill his enemies and resume his role as Zero, the masked leader of the Black Knights. Elsewhere, Suzaku Kururugi declares to Emperor Charles zi Britannia and the Knights of the Round that Zero is his responsibility to kill.