Why marry someone when you are reborn?

Xu Yun died in troubled times and was reborn. In her previous life, she was criticized and bargained like a commodity, and died in exile. When she opened her eyes again, she got a thing called a system. The system said that he had 10,000 books and could help her get what she wanted most. Xu Yun knew that in troubled times, her husband, father, and officials were all unreliable, and the only one she could rely on was herself. So Xu Yun was going to take the imperial examination! Hold the power in her own hands! Who said that women can only be trapped in the back house, take care of their husbands and children, and fight with wives and concubines? Who said that women can only rely on men, be gentle and respectful, and sink into trivialities? Brave generals? Sons of noble families? Who cares! One day, I, Xu Yun, will...