Within the fiendcelestial's tomb, the darkness could swallow all light. Even the various illumination devices could not dispel the darkness and could only maintain a weak glow.
The spirit pearl was an exceptional illumination instrument and was something that could make use of spirit energy. And only by infusing it with spirit energy could this device light up and not be completely engulfed by the darkness.
This was derived from the experiences of the people in her previous life. It must be said that Ye Qingtang had a very good memory. She could recall everything that she had heard of in her previous life.
When the crowd saw the light on top of Ye Qingtang's head, the unease in their hearts decreasing quite a bit.