The once-lush green crops withered in an instant, turning the entire area into barren wasteland.
Faint wrinkles gradually appeared on Wu Heng's face as well, making him look as though he had aged more than a decade. With a sweep of his gaze—
he had already grasped the general events that had taken place over the past several centuries.
Through his perception, he discovered that there were surprisingly few marrow eaters active in the world. Instead, many marrow eaters could be found in underground caves or sinister places inhabited by evil spirits.
Many of them even had large numbers of evil spirits around them.
Sensing one person's consciousness, Wu Heng learned the history of the marrow eaters' development from his mind.
It turned out that present-day marrow eaters no longer showed themselves openly, because in a sense, they had been classified as a type of evil spirit.
They were known as the Darkness Clan.
During the Middle Ages, evil spirit passages had been active, and large numbers of evil spirits had appeared in the real world. This allowed Arthur's generation of marrow eaters to easily find vast numbers of evil spirits, freely wield the power of Black Bone, and cultivate Mire Graveyards.
Many individual heroes known as evil spirit warriors also emerged among them. They gave charity, preached, eradicated evil spirits, and traveled between cities.
For a time, they became the mainstream force.
However, because of certain rules established by Arthur, they no longer interfered in worldly powers, held authority, or entered politics.
With their strength to stand against ten thousand, even the kings of the most powerful cities had to show them the utmost respect and treat them with courtesy. Otherwise, they would face exclusion by the Marrow Eater Association.
Once evil spirits invaded their cities and the Marrow