C537
When Gu Feng saw the imprint, he was instantly overjoyed. He clearly knew that this thing appeared after he devoured Tai Shiwen's soul. Then, this must be Tai Shiwen's item. Perhaps he would be able to read some information from the mark. Of course, Gu Feng hoped that what was hidden in the book were the remaining scrolls.
Although this hope was very slim and it was even hard to be sure