Sephiroth opted not to talk more about her, seeing it was a sensitive subject.

"Heh. Yes, that sums it up quite well. One of those children was groomed from childhood to be the perfect monster. He tried to be a decent person anyway until he learned the full truth of his origins and snapped. He was the one who tried to become a god. Now the entire Planet, and even others from other planets, have to suffer because of his madness."