Chi Haidong (played by Wu Xiubo), a famous lawyer who is good at divorce litigation and always speaks passionately and eloquently in court, has a setback. His wife openly cheated on him. What's more unfortunate is that as a victim, he actually lost the divorce lawsuit with his wife. Luo Li (played by Yao Chen), who served as the defense lawyer for his ex-wife, is a self-reliant woman. Although she hates mistresses who disrupt other people's lives the most, she has also been delayed by a philandering man and has been crowned as a mistress. Chi Haidong, who thinks highly of himself, has a setback in the gutter. Not only did he lose the lawsuit, but his reputation and business were also affected. So naturally, he and the fledgling Luo Li became irreconcilable enemies. But fate is so interesting. By mistake, they became attorneys for the same client, and the interesting story continues like this...