At the boundary of the Northern Sea.
Wind and thunder surged, and cold air flowed.
Xu Xuan crossed the Hidden Sea and headed straight north, arriving in this stretch of water.
Although Xu Xuan had visited the Northern Sea several times, this time he had come straight out from behind Penglai. What lay before him differed considerably from what he had seen before, so he stopped and observed it silently.
The seawater here was not particularly cold. It carried a deep blue-green hue that dissolved the wind and thunder surging down from the north. Many cultivators therefore lingered here to cultivate, most of them raising wood spirits, thunder ghosts, and the like.
A ring-shaped island lay on the sea, bearing a peachwood stele inscribed with [Thunder-Repelling Sea]. Whenever wind and thunder surged down from the north, this wooden stele drew them in and suppressed them. Thus, thunder-shock nature and aversion nature gathered, giving birth to many spirit monsters that drew cultivators here to capture them.
Among the five thunders, firmament governs spirit monsters-thunder ghosts and heavenly charms, Cuan Diao and firmament birds... Now that it has been altered, this nature rarely manifests. Shock thunder producing spirit monsters means that the portion representing sound produces them. Perhaps... it echoes sky thunder.
Xu Xuan was only speculating. After all, the present master of Shock Thunder occupied a position between the primordial and the acquired, something difficult to describe or understand. Within the [Heavenly Drum] lineage, Shock Thunder indeed readily gave birth to spirit monsters. Whether the Kui Ox or Giant Spirit, both had been born through the resonance of Thunderbolt.
His gaze focused as he examined the surroundings of this sea.
Countless tens of thousands of miles to the west, he could faintly see ceaselessly surging clear qi, ethereal as a curtain