Waste Spiritual Roots? I Level up by Eating!

Chu Chen, a young man from a mortal village, was found to have the worst spiritual root and was abandoned by his sect like a pair of shoes. When he was frustrated, he discovered that any food he ate could be transformed into cultivation. Eating spiritual rice increases spiritual power, and chewing fairy grass increases spiritual realm. Others who have practiced hard for ten years are not as good as he has a full meal. But when he swept all the way to the top of the Immortal Path, he suddenly discovered—— Behind this shocking ability, there is actually a terrifying conspiracy involving a god-killing feast thousands of years ago...