Xia Zhiqiu and Qiu Nianxia are growing up, and they harm each other on a daily basis.
Many years later
Xia Zhiqiu asked Qiu Nianxia at the wedding, couldn't you be nicer to me when I was a child?
Qiu Nianxia hugged Xia Zhiqiu and said, I'm sorry, after all, I didn't know that was my future husband.
Purpose: real friends