C567 Devil Slayer Seven Killing Formation

Seven disciples of Devil Slaughter Sect laid an array around Ye Ying's mother's grave.

When they finished setting up the formation, there was nothing unusual about the grave.

The seven of them went into stealth mode and hid themselves in their surroundings.

They had hidden it well, and for safety's sake, they had even used the Hidden Spirit Pills that the Devil Slaughter Sect had given them