Lightning, real name Claire Farron (Eclair Farron in the Japanese version), is the main protagonist of Final Fantasy XIII, as well as the narrator and a temporary playable character in Final Fantasy XIII-2. In Final Fantasy XIII, she tries to save her younger sister, Serah, only to be turned into a l'Cie like her. She fights to survive and see Serah come out of crystal stasis. In Final Fantasy XIII-2, Lightning is now serving as a knight protecting the goddess Etro in Valhalla from her fated rival, Caius Ballad. Lightning has the distinction of being only the second female main protagonist of a game in the mainstream Final Fantasy series, the first being Terra Branford from Final Fantasy VI.