...the creature wearing leather shoes.
If we follow normal logic, it would probably be humans or humanoids, but the creatures in the Nightmare Realm obviously don't adhere to normal logic. Both the Frog Crooner and the Fox Instrumentalist could walk upright and dress neatly. Therefore, without seeing the true appearance of the creature wearing leather shoes, it's difficult to determine its exact identity.
"Did you have any revelation from the emotional readings just now?" Sanders asked Angel.
Angel: "They were pretty much very vague and incomplete emotions, so deciphering them was meaningless. However, among all the useless emotions, there was one coherent emotion that stood out."
Angel shared the information he had sensed.
"Minister, arrival, restoration," Sanders muttered these words in a low voice, sinking into brief thought.