Without wasting any time, the Black Dragon King drew a box carved with various ancient runes from his dragon robe. It was about the length of two fingers, featuring a quaint, rustic design that seemed to have weathered countless ages.
"What is this?" Few of the demon kings recognized it, nor could they sense any special aura emanating from the box.
The only thing that astonished them was that, despite using all their ocular power, they could not see through to the inside of the box at all.
Chapter 4980