The next moment, she saw Feng Xi tie herself to the wooden sword. Then, the wooden sword gave a "biu" sound and shot forward, instantly shrinking to a tiny black dot.
Elder Bi couldn't help being startled. This Soul-Slicing Sword was indeed extraordinary, and its speed was truly astonishing.
Yet, he still couldn't fathom why Feng Xi had tied herself to the wooden sword.
Chapter 515