C714 Zhuang Sijie's Embroidered Shoes

Yu Su could not help but be shocked. He had already learned the Secret Arts under Feng Wei's tutelage, if he could not see the impressiveness of the formation, then he would have learned it in vain.

But even though he could see it, the formation wasn't a strange one. He couldn't tell where the door of death was.

Annoyed, he filled his bow and shot an arrow!

However