"Rely on luck?" Iyas's eyes held a trace of skepticism, "To depend on that, can we really find my brother sooner? Over my dead body. I'd prefer you suggest something more practical."
Rely on luck, but it's not like it's my luck.
Yang Yu chuckled, "Sometimes, luck works in mysterious ways.
The slave trade, in both the Sethis Kingdom and the Luoze Empire, is essentially a gray industry, ignored by the state as long as enough taxes are paid.
The Library can't possibly treat every auction house's transaction records as books to be entered into the Library.
If we can infiltrate the largest auction house of that family, obtaining all the auction transaction records, there might be a chance to find your brother all at once.
However, penetrating the largest auction house and getting the transaction records is extremely dangerous, as that family's scale far exceeds your imagination...
The best method would still be to bypass the largest auction house and conduct a thorough search.
