Age: 27 (first season), 28 (second season) Zodiac: Capricorn Blood type: O Cornelia is the second princess of the Britannia Imperial Family and, as such, Lelouch's half-sister. She is extremely skilled in Knightmare Frame combat and completed the establishment of Area 18 shortly before arriving in Area 11. Cornelia is the Chief General of the Imperial Army.She pilots a customized Gloucester Knightmare Frame and has her own circle of devoted officers. As a child, she appeared to have doted upon her younger sister Euphemia; as a result, Euphemia is Cornelia's only known weak spot. (Source: Wikipedia)