Liszt picked up a flat stone and skimmed it across the lake. Stealing someone's treasured possessions was akin to killing their parents, Diaz would surely call on the Black Sail and fight to the death.
"I've never seen him, and no one in the Thief Guild has either," Swan said. "He only issues orders and manages members through written correspondence. He could be anyone in the guild, perhaps an inconspicuous farmer from a village, or even a high-ranking official within the court. Diaz is just his pen name. Most of the time, it's more like... an intangible thought that infiltrates the darkness of the Western Continent through letters, claiming a place in the entire underworld."
Although Swan said this, there was not a hint of fear in his green beast-like eyes. He had always tried to expose Diaz, but to no avail.
Under Diaz's control, the Thief Guild had reached the highest level of a gang organization. It was maxed out and could not be surpassed.