The ending of the pre-divorce rule was the ending of the novel " Happy Separation ". Li Xin and Zhang Xiaofan finally got together after experiencing all kinds of hardships. However, before they decided to start over, they had to meet some conditions, including the rules and necessary tests that they had to follow before the divorce. In the end, they successfully passed all the tests and decided to start their relationship again. Li Xin and Zhang Xiaofan had a happy life together again.