C2389 Old Man and Sea
At that time, Meng Fan, Devil Lord of the Ninth Netherworld, and Xumi Buddha had both seen a face within the the Path of Concealment. That face, according to Devil Lord of the Ninth Netherworld's own mouth, was Chaos Emperor's original body.
However, after all sorts of calculations and guesses, Meng Fan came up with a conclusion. It was not Chaos Emperor, but just Chaos Emperor's throat