As the days passed, Tangshan Courtyard remained calm and peaceful.
One night, a crisp ringing jolted Chen Mu awake from a deep sleep.
He abruptly opened his eyes and turned to see the Giant Spirit God in the corner of the room continuously shaking the Heartless Bell in its hand.
Chen Mu immediately activated his True Hearing Supernatural Ability and discovered a rather familiar Qi Mechanism deep underground dozens of li away, rushing toward Tangshan Courtyard at incredible speed.
"What is that?!"
Chen Mu's heart jolted.
In that brief moment, the aura had already crossed more than ten li and was about to barge into Tangshan Courtyard!
Chen Mu's heart skipped a beat. He did not dare hesitate any longer.
A flash of Soaring Golden Light carried him straight into Tide Listening Cave halfway up the mountain.
He reached out, grabbed the Pivot Jade Disk from the center of the altar table, and poured his magical power into it.
Buzz!
An invisible barrier rose up, instantly enclosing all of Tangshan Courtyard, above and below.
The moment the Mountain Protection Magic Restriction unfolded, the rapidly approaching Qi Mechanism slammed straight into it.
Rumble...
It was like an Earth Dragon Turning Over. The entire Tangshan Courtyard shook violently from the impact.
The Mountain Protection Magic Restriction, originally hidden in the void, was forced into view. Countless Spell Talisman patterns lit up, illuminating the pitch-black night sky.
Everyone in Tangshan Courtyard was immediately awakened by the commotion, and shouts rose one after another.
Within a few breaths, Tang Zong hurried into Tide Listening Cave.
"Academy Supervisor, has a Demon attacked?!" His face was filled with anxiety and fear.
Chen Mu nodded slightly, but a strange expression appeared on his face.
"A Demon has indeed arrived."
"However..."
A short while later, deep underground