I wish I knew what the hell she was staring at. She's not the smartest last boss ever, so knowing her, its something mindblowingly simple as a cloud or a tree with flowers....

Well, a tree and some flowers would be awe-inspiring for a denizen of the abyss.

Also, any one else spot a manly face in her core?

How about the sky to begin with? Or some clouds. Heck, rain would be so radically different for them most wouldn't know what it is.

And Zalian... why... why did you have to point that? Why?! I can't unsee it.....

Maybe a mushroom cloud LOL

It's the Yatagerasu in there going, "And this is my punishment for pissing kanako off..."