Comprehension beginners with 4.6 billion years of cultivation

When Zeng Jing traveled to the world of Xianxia, ​​he unexpectedly obtained a cultivation base of 4.6 billion years. However, he had a cultivation base for nothing, but he did not know any immortal magic. Although you can fly all enemies with one punch, you can't be handsome if you can't fly with a sword! No way, let's learn art from a teacher! But, how could the head of this sect be a crying loli? "Head, don't cry when the enemy comes. Once I pass the 3000-year cultivation base to you, you will be invincible in the world."