blockade

Ellison Jiang didn't have any strength in his body, so he sat on a chair to rest.
He closed his eyes.
There were records of Gu in the medical books he obtained.
Gu is a kind of poisonous insect.
The cultivation of Gu is very troublesome. As far as he knows, it is very troublesome to cultivate a Gu insect. One needs to catch many poisonous insects, raise them, and let them kill each other. The one that survives at the end is the Gu.
Different Gu have different effects.
He didn't...