The name of the dangerous area mentioned by Emperor Zheng was Burden, a famous place in Uncrossable Expanse.

According to the emperor, there were nine great monsters in the expanse, the strongest and the most dangerous of their kind. They have devoured numerous existences. Even some progenitors weren’t lucky enough to escape.

Moreover, though they were monsters, they have gained great intelligence, eventually gathering other monsters and became their kings.

Burden was a nest of one of these nine, also the name of the monster. Most people knew...