Lin Yu, a delivery boy from an ordinary family, has a dream of starting a business. With his keen business sense, he is eager to change his destiny. Chen Feng, a dream chaser with business knowledge and management capabilities, hit it off and started their own business. They discovered business opportunities in personalized customization services. After launching the project, they encountered fierce competition from peers, low customer trust, and faced capital turnover difficulties. In order to protect their own interests, the old forces and vested interests in the workplace continue to create obstacles, such as spreading rumors and smearing, malicious reporting, etc. The market window period is short, and they must break through the monopoly of industry giants and open up the market in a short period of time. On the way to starting a business, shortcomings in capital and experience affected decision-making and development. Faced with joint pressure from peers and old forces, the relationship between the two also faced a crisis of trust. However, they supported each other and persisted in misunderstandings and difficulties. Although they successfully broke through some difficulties, they paid a huge price in energy and health. It remains to be tested whether they can completely counterattack, change their destiny, and achieve class leap.