Both Good and Evil

Many years ago, there was an unknown monk who solved a cancer in the world of cultivation. All the righteous people cheered, and when they were about to praise him, he disappeared. Righteous people can only sigh: This child walks on the snow with frost and snow, and does not seek fame or fortune, which is really valuable. Many years later, the monk appeared with his disciple. When everyone saw that the disciple was handsome and more understanding of people than his master, they had to praise him: This boy must be better than his master, and he is a good young man. Finally, they discovered... It turned out that the monk's disciple was the cancer in the world of immortality. Note: I like to attack only one person. Bai Yueguang is not a stand-in, nothing. Intention: Probably not