While speaking, Qin Yunuan put the fourth map back. Wanyan Su tended to stop her and asked, "Are you sure about this? What if you're wrong?"

"Or, do you have any better way?" Qin Yunuan stroked the other three map pieces and tried hard to recall every hint she saw in Sun Chengzhen's room. But he was so cautious and left a few messages. As for why she could infer a clue from the Sparrow Tongue tea, she had learned something about it, when she followed Shen Xun to make deals with ...