Gu Shi Yi was clueless about arrays,
"So... how do we break it?"
Pu Yanlan thought for a moment and said,
"Although the formation eye is elusive, it also operates according to certain patterns, constrained by the Zhou Tian Bagua. However, I don't know if it's positive or negative... it requires gradual exploration... you go guard the Qian position... send me a signal when you see it appear..."
The two separated as instructed, and before long, Gu Shi Yi saw a fleeting white light dot at the Qian position. Soon it moved towards where Pu Yanlan was, at the Xun position. Both guarded their positions, taking almost half an incense stick's time to discern the pattern of the formation eye's cycle.
Pu Yanlan calculated the opportunities, as she summoned her golden hairpin, which transformed into a golden rainbow and was thrust towards the Kan position. In a flash, the white dot brightened,
"Buzz..."