D Lancelot Conquista is a Knightmare Frame from Code Geass: Hangyaku no Lelouch, not a human character. It is an advanced prototype unit associated with the Britannian military and the Lancelot line of machines. As a high-performance combat mecha, it serves as a powerful frontline weapon in battles against enemy forces. Its role in the series is to represent cutting-edge military technology and the escalating arms race that shapes the conflict.