After her divorce, Amy lost her daughter and raised her son alone. One day, on her way to visit her grandson, she accidentally saved Sophie, who introduced her to the tycoon Mr. Smith.Mr. Smith concealed his identity and had a flash marriage with Amy. During their time together, Amy was constantly bullied by her in-laws, but Mr. Smith always came to her rescue at critical moments. He thoroughly humiliated her in-laws and helped Amy live a better life.Although Amy's son was incompetent, he was filial and kind-hearted. Eventually, unable to tolerate the bullying from his wife's family any longer, he chose to stand by his mother Amy.Later, Amy discovered Mr. Smith's secret of being the richest man and also learned that Sophie was her own daughter. In the end, the whole family was reunited.