Xiao Yan, an automotive repair genius, is betrayed by his brother-in-law Zhao Kang, who embezzles his savings, and is abandoned by his family. With the support of his girlfriend, Liu Qing, he starts a business from scratch, relying on his exceptional skills. Facing supply cutoffs, malicious competition, and emotional blackmail from his family, he uses his abilities and connections to gradually build the Yanlong Group. In the end, he makes those who once looked down on him pay the price, while Zhao Kang, once a man in a position of power, meets his downfall through jealousy and his own mistakes.