The sound… was thick, stagnating, slow, and deep at first, as if were rising from the bleak land covered in mist to the sky that was rife with dark clouds.
The night sky where dark clouds were rolling was too dark. Nobody could tell whether the sound would be completely consumed by the dark clouds or rip apart the seal on the firmament.
Hearing the sound that was so familiar that it had almost been melded into their blood and marrow, the souls of all the ordinary people and Cultivators began to vibrate. Before they realized what was going on, their instincts had driven them to vibrate at a similar frequency. With Li Yao's soul, the source of the sound, as the center, the waves from countless souls congregated into each other like thousands of brooks merging into a crushing river.
All the experts from the Ancient Sages Sector observed, listened to, and sensed everything, stunned.