The ups and downs of a martial arts family for nearly half a century, and the journey of a young man from a patriotic student to a martial arts master, and then to a life of seclusion. A magnificent picture of the customs of the Republic of China, the love of children, the hatred of the nation, and the worries of the family and the country. When martial arts encounter an embarrassing reality, what should the knights do? This is the question I want to explore, and it is also the center of the novel.