Both Parents Died? Fortunately, I Have a Numerical System

No brainless + no virgin + no heroine Li Xuan accidentally traveled to the world of cultivating immortals. At the beginning, both his parents died and he ran away. Fortunately, he awakened a golden finger called the numerical system, which can perfectly convert any martial arts, magical powers or elixirs into numerical manifestations. He was accepted as a disciple by chance, thinking he was just a Qi-training monk, until one day he was hunted down by Nascent Soul. "How dare you, an old guy, bully my disciple?"