C98 Believe in human beings

Hearing the white fox say these words to him, the night said:

"Indeed, a human's Profound Qi can increase one's cultivation by more than a hundred times compared to the Sun and Moon's essence. However, you will have to pay a price if you take something from a human."

From what I heard from what Nightingale said, he should have a lot of things that he had to do. Otherwise