The Legitimate Daughter's Plan: Invite the Powerful Minister to the Couch

He held a large number of soldiers but was poisoned by a strange poison. She was in charge of business power but her family suffered a lot of injustice. He said, "You save your brother and take revenge, and I will help you make a comeback." He wanted to make her his queen, but she was opposed because of her background. Jiangnan Feng's entry into the palace wall, is it a prosperous age or a new plot?