It's Hard to Find a Concubine: a Guide to Raising a Poisonous Queen

Once upon a time, she was a queen but was in the cold palace. She is harmed by an adulterer, abandoned by her husband, and ridiculed by others. After her rebirth, as the concubine of the prime minister's house, she fights against the aunt, beats the legitimate sister, and kills the scumbag! With the memories of her previous life and her present identity, she vowed to repay them thousands of times the pain and grievances she had endured. The emperor and empress returned, and after Nirvana and rebirth, she met the love of her heart. Facing the revenge plan and her sweetheart, she is in a dilemma, where should she go...