C475 Ethereal

The Sword Intent was carved into the sword embryo. This was the most difficult process for Swordsman to complete the Sword Fetus.

Because if he was careless during this process, it was very likely that his foundation would be damaged, causing the sword embryo to break.

This was no small matter.

If there was a problem with the sword embryo, then the Sword Fetus would not be perfect