C77 Title

Su Xiao carefully picked up the Shadowless dagger and began to recall how to sharpen it. However, he still continued to sharpen it randomly. After he randomly grinded the knife, the System finally could not stand it anymore. It gave him a few hints, letting Su Xiao understand how to sharpen the knife.

Su Xiao was originally able to sharpen the dagger, but now he was even more excited. Soon