Using Formless Sword Escape, Lin Yun took Nangong Wan past the Fengle Merchant Alliance cultivators who were setting up formations and arrived before the rocky mountain.
He passed effortlessly through the formation restrictions outside the mountain without causing the slightest disturbance.
The Fengle Merchant Alliance cultivators remained completely unaware.
Once they passed through the outer formation restrictions, the scene changed dramatically. The rocky mountain was still the same mountain, but an enormous, egg-shaped golden barrier now enclosed it.
After studying the golden barrier for a while, Lin Yun thought, Just as I suspected. There's another layer of metal-type restrictions inside.
Unlike the unremarkable rocky mountain they had seen from outside, the mountain behind the golden barrier now revealed faint outlines of pavilions and towers. A broad stone terrace had been carved into its middle, and behind that terrace, they could vaguely make out a huge, pitch-black cave entrance.
Lin Yun and Nangong Wan revealed themselves and stood outside the golden barrier.
Nangong Wan tried probing the golden barrier with her spiritual sense, but it was like a clay ox plunging into the sea. Her spiritual sense barely penetrated three feet before the barrier dissolved it into nothing. Even after withdrawing it, she felt dizzy.
"Don't bother testing it. This layer of metal-type restrictions interferes with spiritual sense. Help me set up a formation first," Lin Yun told Nangong Wan.
After a moment's thought, he took out a set of formation implements and planted three palm-sized, red triangular formation flags at three points before the golden barrier, arranging them in a triangle.
"Wan'er, quick, channel three streams of magical power into the three flags," he told Nangong Wan.
Although Nangong Wan had yet to cultivate the essence of separation fire, after reaching the second turn of Core Formation, her magical power