"Actually, I don't understand. How could they have survived while the demon beasts always destroy fishing boats in the Hali Ocean?"
Matthew could conclude that the fishermen who managed to return from the Hali Ocean were the ones who worked for Brandyn, while the fishermen who died in the Hali Ocean were fishermen who wanted to try their luck by sailing in the Hali Ocean and taking the rare fish there.
If his guess was correct, then the fishermen working for Brandyn used a unique trick that could keep their boats away from the demon beasts at sea.
"If I tell you how, do you promise not to tell the Emperor about my illegal business?" Brandyn added, "This business is very important for the lives of the people in my kingdom."
Brandyn looked at Matthew seriously, and Ruby saw no hint of deceit coming from his heart. However, why was this illegal business related to the people of Tredo?