It turned out to be a gangster who raped Zheng Juan while drunk many years ago, causing Zheng Juan to give birth to Zhou Nan out of wedlock. He and Shui Ziliu were arrested and imprisoned for illegal activities that year.After they were released from prison, they went to the south to develop their business. They opened a company and became bosses.Because he was beaten in prison and was unable to have children, Zhou Nan was his only heir, so he wanted to get Zhou Nan back from Zheng Juan.