Nine Heavens Ten Earths, Movement Within Reach, Heavenly Secret Daosu, Tempting All Phantom Beasts

Two days later.

In the hazy morning mist, a man and a woman walked side by side out of the valley.

"Brother Luo, where are we going?"

"You'll know when we get there. In any case, I won't harm you."

"Hehe, I'm not worried about that."

"There's one more thing I need to tell you beforehand."

"What is it?"

"When the time comes, I'll need you to protect a formation for me, so no one else can destroy it. If someone really does break it, you must warn me in advance, lest I enter the formation blindly."

"What formation is so important?"

"Let's go see Three Rainbows Waterfall first. I haven't made up my mind yet."

Their voices gradually faded into the mist.

Only after a day and a night, when they had traveled an extremely far distance and rainbows still filled their view, did the two finally stop.

Standing atop a high mountain, Fu Qinglan looked toward the distant waterfall, which twisted and turned in three stages, its silvery cascades layered one atop another. Confusion colored her face.

There were no detailed maps in the Mirage Dragon Cave Heaven.

Every time it opened, after all, five hundred years had usually passed since the previous visit.

Five hundred years could bring Great Changes, and Phantom Beasts were also creatures with formidable destructive power. Thus, every Grotto-heaven Competition saw the mountains, rivers, and terrain within undergo tremendous changes.

Therefore, even though the various families of the Heaven Origin Dao Sect had participated in several Mirage Dragon Cave Heaven competitions, they still knew little about its terrain.

They even believed that the changes in its mountains and landforms had no pattern at all. It was merely the instinct of the Mirage Dragon's dead body, governing all those changes.

As for that waterfall