The secluded valley behind the waterfall, compared to the mountain valleys outside, was even more hidden and narrow, with steeper terrain.
Surrounding it were towering peaks piercing the clouds, making the discovery of treasures here no easy task.
Only within a valley the size of a classroom did various spiritual medicines grow, emanating bursts of fragrant aroma.
Unfortunately, most of them were used for crafting Qi Refining Pills.
Stuff like Silky Spirit Grass, Heavenly Qilin Fruit, Fragrant Orchid, Dead Wood Ginseng, and such could all be used to refine Qi Refining Pills, and they were most effective for cultivators in the late stages of the Qi Refinement Realm.
But among them, three types of spiritual grass excited even Wu Dongbin.
"Mixed Element Fruit, Azure Dragon Ginseng, Dragon Cloud Grass... These are all spiritual medicines for refining Xuan Spirit Pills!"