Lu Changfeng and Zhiwei, though both still in the Qi Cultivation Stage, could assist from the side and hold back the Stone Mother.
Especially Zhiwei.
She had the Taiyi Celestial Ruins Sword at her side, making her invincible within the same realm during the Qi Cultivation Stage.
Even with a difference in cultivation level between her and the Stone Mother, she was capable of wounding it with her Lifebound Flying Sword and holding it back for a while.
Upon stepping once more into the Cyan Mountain Range, Lu Ping first set his sights on the Fire Source Stone Vein.
Since the magical power of the three siblings was somewhat depleted during the journey and it was already nighttime, it wasn't an ideal time to act.
Better to conserve energy and have a good rest.
Coincidentally, Lu Ping also wanted to explore the Fire Source Stone Vein, to probe into the exact strength of that Foundation Establishment Stone Mother, and formulate a corresponding strategy.
