Chu Luohen and Yun Huanling were both experts in formation arts. During their earlier probing, they had already gained an almost complete understanding of the barrier before them.
Without needing to confer, they chose the fastest method of breaking it.
It had to be said, however, that although this method was fast, it would also have certain adverse effects on them.
But now that they were racing against time for Su Jiu, they could no longer afford to worry about much else.
As their fingertips danced, the intricate hand seals gradually accelerated, becoming a succession of afterimages that left only white light behind.
Even through those afterimages, it was still possible to discern that their hand movements were perfectly synchronized.
The fluctuations of spiritual power emanating from their bodies were also approaching the same frequency.
An Enforcement Hall disciple who understood those gestures could not help murmuring, "I never imagined they could be so in sync."
"Still, this method of breaking a barrier is far too dangerous."
Ning Fan's hood shifted slightly. "How so?"
"This method of breaking a barrier is actually extremely unstable. If even one person falls out of rhythm, the attempt is bound to fail. Of course, failure itself is a relatively minor matter. What matters most is that both people will suffer the barrier's backlash.
"Never mind us-even some high-tier formation arts masters rarely use this method to break barriers." And that went doubly for these two, who plainly did not get along...
Of course, the disciple did not dare voice that last part.
Ning Fan asked no further questions and turned his gaze back to their hands. The afterimages of their fingertips seemed even more indistinct than before...
While everyone's attention remained on Chu Luohen and Yun Huanling, no one noticed the petal beneath the