Villetta Nu is a secondary character in the anime series Code Geass: Hangyaku no Lelouch. She is a Britannian Knightmare Frame pilot and holds the rank of a baroness. Villetta is fiercely loyal to the Britannian Empire and plays a key role in the empire's efforts to suppress the rebellion led by the protagonist, Lelouch Lamperouge. Over the course of the series, her character undergoes significant development, particularly through her interactions with other characters, which challenge her beliefs and loyalty. Her complex personality and evolving loyalties make her a compelling character in the story.