Exchange a Concubine for a Concubine? I Relied on a Good Pregnancy to Marry the Heirless Emperor

In my previous life, the concubine who occupied the magpie's nest took my place in marriage and became my concubine, enjoying a lifetime of glory. In my new life, I carefully exposed my concubine's evil face step by step. By the way, the Jue Si King became his only favorite!