At the same time.
Outside the Imperial Guard Camp in Ying Tian Prefecture.
Laborers were delivering supplies needed for the Imperial Guards.
However.
Among these laborers, several looked furtive, their eyes filled with unease.
They kept glancing around the camp, looking extremely nervous.
Clearly, these men did not look like good people.
And indeed, they were not.
They were spies from Wa Country in the east.
They had been lying low in Ying Tian Prefecture for two or three years.
These Wa Country spies had infiltrated Ying Tian Prefecture for only one purpose: to obtain the formula for gunpowder.
But.
The area where Ming Dynasty gunpowder was stored was guarded with extreme strictness.
Thus, these Wa Country spies had never had a chance to get near the gunpowder.
Yet the spies did not give up.
After making inquiries everywhere, they learned some time ago that laborers regularly delivered supplies to the Imperial Guard Camp.
So they went all the way, secretly assassinating the laborers and assuming their identities.
They intended to use this method to infiltrate the camp and obtain the Ming Dynasty workshop's greatest secret: gunpowder.
It could not be denied.
Their operation had indeed succeeded.
At this moment, these Wa Country spies had acquired a small amount of crude gunpowder.
Therefore.
They looked exceedingly nervous.
"It's been nearly three years! We finally got the gunpowder formula. We can finally return to Wa Country."
One of the younger spies murmured emotionally.
Upon hearing this, the leader immediately snapped, "We haven't succeeded yet."
"Don't celebrate too soon!"
"Only getting this gunpowder out of the camp counts as true success!"
The leader continued, "When we pass through the camp gate later, we will definitely be searched."
"Do not keep the gunpowder on your bodies..."
The others hurriedly replied, "Boss, if we