The Tale of the Wood Immortal

How many years does it take to become proficient in something? Ning Xin lived two lives and still didn't know the answer; From being confused at the beginning to fearing no hardship later, he walked unswervingly towards the seemingly endless road of cultivating immortality; Rebirth, everything is a new beginning. This is a story about a time-traveling girl who goes from being a novice to cultivating immortals to becoming an immortal class! (The heroine's orthodox fairy tale)