Alex is part 2 of the duo (she is 19) Alex was a demon made in a lab for a war. After the war was over demons were paired with humans to make them "more human". Alex was paired with Alli but, Alex could not stop hurting people. the strange thing was that the more time Alex spent with Alli the weirder Alex got. After sometime Alex was able to steal Alli's body and do whatever she wanted with it.