In his previous life, Xu Qian was an ambitious palace counselor, but due to his naivety and gullibility, he was betrayed by his cronies, lovers, and family forces. He ended up with a ruined reputation and an unjust death. After being reborn, he brought with him the memories and hatred of his previous life, determined to change his destiny. However, within the palace, the patriarchal system was strict, and he, who came from an ordinary background, was struggling. The forces that had betrayed him noticed something strange about him and tried to suppress him again to prevent him from taking revenge. On the one hand, Xu Qian has to deal with open and secret attacks from all parties, and on the other hand, he has to make a difficult choice between power and justice. If he fails to successfully take revenge and break the old system, he will lose the people he cherishes again and repeat the mistakes of his previous life. In the process, due to a sudden change in his behavior, he was misunderstood by everyone and fell into a crisis of trust. But Xu Qian relied on his wisdom and courage to gradually form his own power and struggled forward in the whirlpool of the palace. As the situation in the palace becomes increasingly tense, he must complete his revenge and build his power before a new crisis breaks out. In the end, Xu Qian succeeded in revenge, but found that some of the people he cherished were harmed by his revenge plan, and there was bitterness behind his victory.