After realizing that Feng Xi was improving the Rune Formation, Chi Xue and the others finally understood completely. Feeling the aura radiating from the formation, their expressions turned grave. They knew that, from now on, it would probably be impossible to break through the Rune Formation and capture the Rune Cultivators. The thought left them frustrated, and they couldn't help cursing Ling Tian and the others for being sinister and cunning enough to bring Feng Xi in for the job.
But as Po Di and the others had said, Feng Xi was obsessed with formations and restrictions, while rune arts and formation techniques had the same origins. It was hardly surprising that she'd taken an interest and stepped in to improve the Rune Formation. After all, she hadn't attacked Chi Xue and the others—or even the Rune Cultivators—so no one could accuse her of breaking her oath.
Their newly kindled hope had been snuffed out in an instant, leaving the Po Family Brothers and the others unwilling to accept it. Ci Ling and the others asked if there was any way to deal with the situation.
Hearing Ci Ling's question, Chi Xue and the others fell silent. They knew that if the Rune Formation became too powerful, it would be extremely difficult to break. And without breaking through it, they naturally couldn't capture the Rune Cultivators and obtain their rune arts.
"Feng Xi is powerful, and her mastery of formations and restrictions is profound. But formations and restrictions are still different from a Rune Formation. Even if she can improve the one before us, she may not be able to make it strong enough to withstand our attacks." Po Jun spoke gravely. As he said this, he looked toward Feng Xi. "Feng Xi and the other experts haven't attacked us