C505 I believe

Xiao Xuan looked at the Great Clan Elder with a smile that was not a smile, but did not say a word.

Wu Xiushan's heart was thumping, he too did not know what Xiao Xuan knew. He was very familiar with the books in the secret chamber, but he could not think of any secrets hidden beneath them.

"Young man, don't do anything within the Wu Family that you cannot afford