The Reborn Poisonous Concubine Dominates the World

Because she was married to the prince, they were a pair that everyone envied. However, a vicious concubine instigated her, and she died unjustly... After her unexpected rebirth, she clutched the quilt tightly with both hands, and secretly made up her mind that since God gave her a chance to be reincarnated, she would never live as useless as she did in her previous life. She has to avenge all the hatreds from her past life one by one before she can be worthy of herself!