Above the Dao Platform.
A blue-green Jade Gui hovered there, its front carved in relief with the star patterns of the Nine Luminaries, its back incised with the silver span of the Heavenly River. Pointed at the top and flat at the base, it radiated dusky-blue magical light in a sphere, shrouding the road ahead.
The outermost ring of dusky-blue light mingled with the starlight overhead, while gray mist spread through both, making them difficult to distinguish.
"The flow rate of time-light?"
Puzzled, Xu Xuan casually took out a Qi Refining spirit pill and tossed it toward the Jade Gui. The emerald pill shot through the air into the magical light ahead.
This [Qi-Healing Pill] first passed through that ring of dusky-blue magical light, then decayed at a speed visible to the naked eye. Its medicinal potency rapidly dissipated, and its flight slowed until, after traveling a hundred paces, it fell to the ground and turned into a handful of ashen sludge.
Xu Xuan's gaze darkened. It would probably take a hundred years for this Qi-Healing Pill to turn into ashen sludge, yet the moment it entered this magical light, its potency rapidly drained away, leaving only medicinal dregs.
Constant Light still pointed toward the Dao Platform, sensing the spirit sword's essence behind it, but the Jade Gui's magical light completely blocked the road, allowing no passage.
"One day within the cave, a thousand years in the world. To think such means still exist in this age." Tiantuo's voice drifted over, tinged with emotion. "The wondrous Dao of time-light died out during the Zhou Dynasty. Since then, the long river of time has flowed with Constancy. This Jade Gui... is a spirit artifact of the Dao of time-light."
"Time-light."
Xu Xuan's thoughts stirred. According to Wen Guang, the second master