Chapter 423: Acquiring the Immortal Artifact Immortal Slaying Flying Knife, Phoenix Nirvana, Immortal Realm Plant Phoenix Tree_5

"Human."

Just at that moment, a voice suddenly arose from the depths of Zhou Sui's Sea of Consciousness. It seemed ancient and profound, unfathomable as if it came from a creature that had lived for an unknowable length of time.

"Who is it?"

Zhou Sui clenched his fists, his expression grave. He had not expected another living being to be present in the deserted Phoenix Hall; however, he was not overly anxious, as there was no killing intent.

That is to say, this sudden voice might harbor no ill will nor intent to kill.

"I am the Phoenix Tree in front of you."

At this moment, the enormous Phoenix Tree in front of him trembled gently, seemingly swaying with vast flames, and faintly, it appeared as if a giant Phoenix was awakening.

The force of this fire seemed to burn through the void, causing the Principles to quake.

However, it seemed to sense something and receded, concealing its aura.

"The Phoenix Tree? What do you wish to do?"