It's Better to Be a Good Person Than to Be the Villain's Favorite

[Traditional ancient sayings + rebirth and change of life + righteousness of family and country + conspiracy for revenge] In her previous life, she was the legitimate daughter of the general of the Yan Kingdom. She mistook her pretense for her true love and assisted her husband in becoming a marquis. However, her father and brother died in the border battle, and she was infamy. She was also brutally poisoned by her concubine. God has eyes, once you are reborn. In this life, she was reborn into the villain's family and became the princess of the Liang Kingdom. At first, she only wanted to protect her relatives, and planned to meet her past life and change her destiny. Later, when her childhood sweetheart said goodbye to her on the bank of the Zajiang River, a mystery from that year came to light. Protect your loved ones, eliminate traitors, and put an end to chaos... In this life, she is jealous of her childhood sweetheart? Confidante? It will be difficult to grant a favor to the country after it has been granted to the country.