Bi'er had two reasons for asking that.
First, the young man before her had been far too composed all along the way, every step seeming as though it had been precisely calculated.
Second, although General Zhi Yao's battle with the Qiu Long Beasts had caused quite a commotion, the sound had not carried far. With the mist blocking it off, unless one had known beforehand, it would have been impossible to stop so accurately without being noticed by the man and two beasts fighting ahead.
"I only guessed it after General Zhi Yao entered the Formation," Nie Yun said without denying it.
After traveling through the Chaos Ocean and enduring countless battles, he had long developed the habit of noticing every minute detail.
When General Zhi Yao entered the Formation, the force he used to break it at first had been enormous, making the ground rumble. Then the sound vanished, and not even a trace of power spread outward. Without careful observation, it would seem like nothing, but with close deduction, many things could be uncovered.
General Zhi Yao had gone there specifically to break the Formation. Once inside, he would certainly stop at nothing, bombarding it with his strongest power. With the strength of the Emperor Realm, it was impossible for him to attack only once or twice and then fall silent, unless... he had encountered danger within the Formation!
Since Qiu Long Beasts were here, one could infer that the only thing capable of making even an Emperor Realm expert feel threatened had to be an adult Qiu Long Beast.
That was precisely why he had proceeded with such caution.
As for entering the Formation, he had only done so after careful calculation and consideration.
If they did not enter, they would not only face attacks from two