In order to help his younger brother Zheng Haonan raise money for college tuition, Zheng Haonan signed a indentable contract with Biao Ge and joined the underworld, but was betrayed. Brother Aki, Banana, Dazhuang and his girlfriend Zizi fought on the street to protect him. Reborn in the 1990s, Zheng Haonan decided to turn over a new leaf. Under the emotional coercion of his parents and younger brother, he was sentenced to leave home. Not only did he humiliate the green tea girl Lin Xiaoxiao, but he also led his brothers and Zizi to sell PHS phones to make money. His career was on the rise, which made Biao Ge and the others jealous. They used the same trick to kidnap Zizi again, but Zheng Haonan saw through it. In the end, Zheng Haonan made a desperate comeback, causing them to suffer the consequences. Zheng Haonan was finally reunited with his three brothers and married Zizi.
