A few things I had to mull over after this chapter:
-So the afterlife is literally before the era of man?
-And when humanity dies they're time traveling backwards?
-Poor Ammit.
-Now I want to see Nanako's panties. Will she be the final conquest?
So the "Underworld" was retconned into ancient Egypt and "Anubis" just whisked his soul away into the past... for reasons... Oh well, its better than the original ex.