After marrying the heirless prince, I gave birth to three children

When Xie Yao heard her younger sister, Xie Yujiao, refused to marry the Crown Prince, insisting on marrying a scholar from a humble family, she knew she had been reborn. In her previous life, her younger sister, Xie Yujiao, married the Crown Prince, but he was frail and died a few years later. Childless, her younger sister had to spend the rest of her life in seclusion. But Xie Yao, with her divine fertility, gave birth to twins, a boy and a girl, just one year after marriage. She rose through the ranks to become the wife of the Prime Minister and was promised a lifelong marriage. Jealous of her younger sister's good fortune, she attempted to seduce her husband, but when she failed, she plunged a dagger into her heart, killing her. Little did she know, that was the true hell! ...