Every top-tier female sword immortal present knew exactly what it meant to achieve the Immovable Sword Heart. That was why Hua Yu was so astonished.
However, her initial reaction, along with that of the other immortal elders, was one of disbelief. They could see clearly with their own eyes that a mysterious, sinister aura still lingered within Chen Xuan, fused so deeply with his primal essence that it was nearly impossible to distinguish.
"Seventh Junior Sister, are you trying to deceive me? Everyone knows that once the Immovable Sword Heart is mastered, all sinister energy is purged completely."
Chapter 4570