C471 The Silver Sword Is as Thin as a Cicada's Wing

At first, Yao Guang thought that he had completely comprehended the essence of the technique, but now that he had reached this point, he could tell that this phenomenon was definitely abnormal. If he were to use his sword at this speed, he would definitely die when facing off against his opponent.

Yao Guang wrinkled his brow in deep thought