C661 Foundation building pill return

In the remaining time, Ling Yun stayed on the mountain, but the girl left him a Foundation Establishment Pill and then left.

She still had her own matters to attend to, so she couldn't possibly stay behind and continuously guide Ling Yun.

But when she left, Ling Yun made a solemn promise to owe the girl a favor. If she didn't die, he would definitely repay her