C678 Strange requirements

Collapsing Sky Mountain?

Hearing the name of this unfamiliar place, I couldn't help but be stunned for two seconds. Recalling the things that Sixth Master told me, I only realised that these situations are related to each other …

According to Sixth Elder, the remnants left behind by the ancient man were on top of a lonely mountain in Shen Nong Jia.

The mountain was very tall