A Husband's Virtue 

Si Long, the empress of a matriarchal world, is reborn as the empress of a patriarchal world. While her only goal is to be a good monarch and rule the empire, all her ministers want is for her to get married and have children as soon as possible. Here, she encounters Tan Zhuo, the Imperial Preceptor, who benevolently provides her with all the support she needs. However, when Si Long decides to marry Tan Zhuo and make him her consort, he wants her to vow to only love him...