In her previous life, she was a legitimate daughter, but on her wedding day, she was tricked by her concubine into remarrying her. From a crown princess, she became an outcast in the eyes of others. She spent half her life in the deep palace for an empty name as a queen, and finally witnessed the destruction of her country and family, and committed suicide with hatred. Once she was reborn, she returned to the turning point of her destiny and was no longer at the mercy of others. In this life, she personally sent her concubine to the East Palace, relying on her past life memories and her grandfather's power to turn things around step by step. She was once a chess piece at the mercy of others, but now she has become the one who plays chess. She is determined to make all those who owe her pay a heavy price and rewrite their tragic fate.