Lei Jun and Liu Ruyan jointly founded Xiaomi Technology, but their ten-year relationship came to an end on the eve of the company's listing. Leo Raven refused to marry Lei Jun because he was suspected of stealing company technology, and even forced him to sign an unequal contract. Lei Jun left angrily, determined to set up his own business. He quickly founded Dajiang Technology, won the favor of Yuanhang Group with his superb technology, and successfully stole Xiaomi Technology's major customers. Liu Ruyan felt betrayed, while Cheng Kun secretly coveted Lei Jun's drone technology. The Science and Technology Expo is coming soon, Lei Jun faces the dual test of career and emotion, and his true strength is about to be revealed.