Dugumin is a person who doesn't know herself. By the time she seemed to suddenly realize it, she was already 18 years old.
Zhang Zhengheng said that if one day the two of them had to live together, he would not compromise and give up the house to Dugu Min.
This helped Dugu Min never know how to rest, because she didn't want to have to live with Zhang Zhengheng one day.