a huge but thick book.This massive tome has a brown cover with some indecipherable inscriptions.The old man stood in mid-air, frowning at the ground below. Then he looked around, raised his right palm..."You finally did something useful." Fang Yu looked at the Void Devourer ahead and said, "When we get back, I'll give you some treasures as a reward."After saying that, Fang Yu turned his head to look...