Lu Ping'an's approach, to put it nicely, was that of a "high-end player taking unconventional paths." To put it bluntly, it was an "extremely low-cost, death-inviting behavior."
From the moment he entered this factory area alone, he had already surpassed the understanding of normal professionals.
According to the strategy guide, this should have been a key point for a team of a thousand people to attack, or at the very least, a surprise attack mission for a hundred people.
But Lu Ping'an slid in all by himself.
If he were to be found, he would inevitably be chased down and "killed."
Even these slave workers had first-tier Battle-profession powers. A team of over a dozen would be enough to surround and kill Lu Ping'an, let alone those second and third-tier priests and practitioners.
Once discovered, it's over.
As long as he stayed long enough, his role would be thoroughly analyzed sooner or later, and at most, he could only have half a day's advantage. What could he do then?