The Old Soul Wears Cute Beasts: I Rely on My Erudition to Push the World of Immortality

The soul of a hundred-year-old polymath transformed into a cultivator and became a nine-tailed fox cub. Soft and harmless on the outside, but dark and transparent on the inside. Use knowledge to break through alchemy, use logic to suppress formations, and use wisdom to determine the world. Let you be the most arrogant and have numerous sects, I push across the three realms with my brain, and prove the supreme avenue with my cute body!