The Emperor's daughter seeks power to marry the legitimate daughter and becomes the emperor

In the first life, Weng Ruoyun was murdered by her cousin He Lingling out of jealousy, but she accidentally traveled to ancient times and married into the palace. The emperor wanted to live forever, so he cut open her caesarean section to get a child, dug out her heart and offered it to the heavens, and awakened her reincarnated ghost soul heart in the fourth thousandth year with one knife... Cousin: "Cousin, I told your majesty that your heart can live forever. After you die, your majesty will let me be the queen!" Your Majesty: "Queen, I love you very much. If you love me, why don't you dig out your heart and let me live forever?" Queen: "Your majesty, I'm afraid you can't take my heart!" State Master: "Here is the Xuanmen marriage certificate. Who dares to hurt my Xuanmen wife?" Queen: "Your majesty, since my heart can live forever...