Doudou: female, born in 1970, with high school education. At the age of seventeen, the author met a good friend Li Hongying because of his working relationship (this person's outlook on life, values, personality, morality and way of thinking all had an important influence on the author). Li settled in Europe from 65438 to 0990. Since then, Li sent a lot of reference materials to Doudou, and every time he returned to China, he told the author some unfamiliar social life. Author/kloc-0 started writing the novel betrayal in June, 1995, and finished it in August, 1997. The book Betrayal was serialized in Woodpecker magazine in issue 1-4, 2000. In 2000, the author was an ordinary worker with a husband who could support acacia.