Xie Huai'an was originally a grand master who guarded the north. He had two disciples, but there were rumors that he had an affair with one of his disciples. He was feared by people. A generation of genius was ruined by the world's public opinion. He went crazy while practicing and died.
Wu Nian is a little devil who is afraid of chaos in the world. His origin is unknown and he advocates force, so he worships Huai'an as his teacher.
Chang Ze was born in a poor family, and accidentally took Xie Huai'an's name. With a heart to save the common people, he was slandered as having an affair with his master. He was unhappy, but he couldn't control it.
Intention: If you are not recognized by the world, just live in your own world