Song Wanyi received a pregnant woman who unintentionally boasted that her husband was actually her own husband. Song Wanyi deceived her for six years and gave birth to a child, even though she had been married for seven years. Song Wanyi realized that she was being played with and became a mistress who intervened in someone else's marriage. She immediately found Lu Yuan and wanted to make it clear that she would leave with her son and never be a third party. However, she was threatened by the male lead using her son, and Song Wanyi could only temporarily comply But the original partner caused trouble in the hospital, lost her job, and everyone angrily criticized Song Wanyi as a mistress fox spirit, forcing her to a desperate situation. Song Wanyi retaliated and at the Lu Yuan new product launch event, the news of him stepping on two boats was revealed, ruining his new product launch event. Later, in order to stabilize Song Wanyi, Lu Yuan took her to see his son, but ended up imprisoning her in a villa without any personal freedom Song Wanyi met her son's art teacher Gu An. Gu An learned about Song Wanyi's experience and also found out that her cancer life was not long. She helped Song Wanyi escape together, but in the end, she was developed by Lu Yuan and Gu An was beaten to death. Song Wanyi was heartbroken! Finally, Jiang Chuyue appeared in time, reported to the police, brought Lu Yuan to justice, and restored peace to the two women