Ning Cheng was also secretly amused, but then he felt something was wrong. It's too much of a coincidence that both sides will suffer losses. His material has the mark of Chuanxinlou's spiritual thoughts, and the materials of Si Kou Bing and Xi Yuzi obviously also have it. With his starry sky and sea knowledge, he could detect a trace of spiritual signs in Chuanxin Tower, but Si Kou Bing and Xi Yuzi might not be able to detect them....