Akeno's lightning come from her mother side. Barakiel use light power based. It's the same for all of fallen angel. Because they are literary just another kind of angel.
Thanks for the chapter [img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=update][img=recommend][img=recommend][img=recommend]