"An invitation letter from the Underworld!"
Monkey D. Summer explained the contents of the letter to the members of the Smiling Pirates and expressed his desire to attend. No one had any objections. Even Bok licked his lips, wearing an excited and thrilled smile that looked somewhat perverted.
This was because the Underworld dealt entirely in illicit trade: weapons and munitions, artificial Devil Fruits, human trafficking, mercenaries, and so on. You could say that virtually anything or anyone could be bought here for a price in Beli.
Chapter 66