Actually, the reason the world he came from was called a world where spiritual energy was resurging, rather than one where spiritual energy had descended, was that spiritual energy had existed in their world in the past. It had always been there.
It just sometimes went into a slump. Whenever spiritual energy entered one of those low periods, the powerful factions would go into hiding until it resurged.
As it happened, he was a transmigrator too. He'd come from his previous world to one where spiritual energy was resurging.
At first, after absorbing spiritual energy and joining the chat group, he'd assumed that other worlds had spiritual energy too. The people there simply didn't cultivate because they were stupid and hadn't discovered the secrets of spiritual energy.
Maybe those worlds weren't magicless at all. Perhaps their spiritual energy was incredibly abundant, and the only reason they had no cultivators was that their inhabitants couldn't sense or use it.
In the end, he realized he'd just been imagining things. Those magicless worlds really were magicless. Spiritual energy? Dream on! There was none!
Even in some low-martial worlds, he'd thought that while every world was different, the presence of supernatural powers meant they might be using spiritual energy. But when he went to check, that wasn't the case either.
The supernatural power he'd placed such high hopes in—the spiritual energy he'd thought only a protagonist like him could obtain—simply didn't exist in other worlds.
His grand ambition of absorbing the natural treasures of other worlds to grow stronger, attain immortality, and become the mightiest immortal had been nothing but a dream from the start.
As a powerhouse who depended entirely on spiritual energy to exist, much as fish depended on water and humans on oxygen, he'd once looked down on the cultivation