I Became a Fake Secret Book, but I Practiced Martial Arts and Became an Immortal

The first thing Jiang Xun did after traveling through time was to stop others from tearing off half of his body. Because he didn't dress as an adult or a demon, but instead became a fake secret book that couldn't be sold for three cents. His only ability is to modify the words in the book. But the exercises he wrote down were all made up. Only if someone actually practices according to it and succeeds in getting through it, will the false words be turned into true writing; if someone makes a mistake in writing, he will not be the one risking his life to test the merit. Until the dock coolie, whose meridians were reversed and was judged to be unable to practice martial arts for life, followed the breathing method he made up temporarily and attracted the first ray of spiritual energy in the world. From now on, a typo may lead to a magical path; A sect may be born from a broken copy; The entire martial arts world has become a testing ground for Jiang Xun to verify his skills. Jiang Xun originally just wanted to change himself from a fake secret book into a real peerless fairy book. But by the time he came to his senses, people all over the world had already followed the wrongly copied, misheard, and misunderstood versions——