The conversation between the two people in white made the leader aware that a significant amount of time had been dragged on. He knew the crux of the matter was what to do next. They had initially thought the Isolation Formation would not be much trouble, but who knew it would prove to be so troublesome? That's where the real problem laid.
Unable to find the entrance and exit—if they could find it, they would have already taken action to annihilate it.
"If we can't break through the Isolation Formation, I'm afraid if we drag this out any longer, the Holy Master will indeed come looking for us," one of the people in white expressed his concerns.
"Don't panic; even if you're panicking, we still need to find a solution." The leader was holding it together until this was said; now, he too was completely flustered.