The Tribulation of the Carefree Immortal

(Decisive and ruthless) (No harem) (No formulaic tropes) (No System) He was the greatest prodigy the Dragon Clan had seen in ages, destined to lead them to the summit of the myriad races. But jealous enemies hunted him down! That day, the Dragon Clan raged, the myriad races trembled, and the whole world was stunned! For, unnoticed by anyone, an old man walked out from the Dragon Clan's outer territory, cradling a newborn baby!!! With a single thought, he roams the heavens; the long road to immortality and its tribulations stretches on. A cataclysm engulfs the universe, and the living beings of countless races wail in anguish. Who is the mastermind behind it all? And who can turn the tide when all seems lost and save a crumbling world?