Suzaku Kururugi is a central character in the anime series Code Geass: Hangyaku no Lelouch. He is a childhood friend of the protagonist, Lelouch Lamperouge, and serves as a primary antagonist and ally at various points throughout the series. Suzaku is a skilled pilot and becomes a Knight of the Round, showcasing his loyalty to the Britannian Empire. His character is marked by a strong sense of justice and a desire to reform Britannia from within, leading to complex moral conflicts and a dynamic relationship with Lelouch.