I Know How to Do Magic

An old ghost in his old age, a good man in ten years. My name is Bai Yaoyao. In this world where evil spirits are rampant and demons are everywhere, I, Bai Yaoyao, just want to guard my small paper-making shop and live a stable life. However, my meager ghost skills always seem to cause some big troubles. There is no other way. In order to survive, I have no choice but to practice this ghost technique to the extreme!