Code Geass: La Rebelión de Lelouch Temporada 1 Episódio 25

After managing to capture Cornelia, Lelouch forces her to reveal what little information she knows of Mariannes murder, but the answers do not please him one bit. V.V. takes Nunnally to Kaminejima, and Lelouch abandons the Black Knights to rescue his sister. Without Lelouch, the Black Knights begin to lose ground to the Britannian Army. Suzaku follows Lelouch, leading to a final confrontation between the former friends.