Aurora was a Descender of another world, where they were constantly fighting for more mana, which weakened the World Tree. She did her best to protect the people and keep the World Tree alive, but soon thereafter, realizing there was not much mana to take from the World Tree, the people left, leaving her behind. Rejected and angry, she was eventually found by Widdershin. Believing his ideals to merge all worlds into one, eternal world, she offered her own world before following him. They soon found Kanonno in the world of Pasca, and offered her as well.