Nether River bowed respectfully to the Demon Lord, for he still needed to make a living under him in the future, so their relationship couldn't become too strained.
However, today the Demon Lord seemed quite unusual, not as talkative as usual, instead appearing somewhat preoccupied.
This puzzled Nether River greatly, wondering what in the three realms could be troubling the Demon Lord. Remembering the recent turmoil in heaven and earth, Nether River couldn't shake the feeling that something significant had occurred in the three realms.
"It's nothing, just some knowledge of the past," the Demon Lord said nonchalantly. Seeing his reluctance to elaborate, Nether River did not press further, knowing well the Demon Lord's famous unpredictability.