Half an hour was enough time for Gu Xi to do many things.
Putting the troops on full alert went without saying. Even Shaya used that half hour to make a special trip out and gather some intelligence.
Although Gu Xi had only produced a single image, Shaya's intelligence network was quite extensive.
And since the humans were easy enough to talk to, she managed to dig up a piece of information in the end.
Of course, it was not anything major like who the enemy was. Instead, the humans provided one confirmed detail.
The city built from blue metal above the clouds had already been confirmed to be a City in the Clouds capable of producing Angels.
Moreover, one that was pure blue and radiated holy light was an orthodox City in the Clouds capable of producing Great Angels.
Even the humans themselves did not have one of those.
It had to be known that among the humans on Bailuye's side, only Peixin City had a small City in the Clouds.
It could only produce ordinary Angels. Not a single Great Angel could be produced.
So the moment Shaya asked around, the humans provided the corresponding information.
Their main point was that they hoped Gu Xi could bring the enemy down.
If he could seize back fragments of the City in the Clouds, the humans would pay a high price to purchase them.
At that, Gu Xi only smiled.
"They sure know how to take advantage."
Still, Gu Xi did not refuse the humans' request.
In Gu Xi's view, the City in the Clouds did not hold much meaning for him.
If the humans wanted to advance their own City in the Clouds, then Gu Xi did not mind giving them a hand.
After all, even if Gu Xi