Lin Yu, who was born in a rural area, entered a large advertising company with a longing for urban life and determination to change his destiny. Starting from a grassroots salesman, he faced complex interpersonal relationships, fierce competition and various work problems in the workplace. He relied on his sincerity, diligence, wisdom and innovative thinking to continue to learn and grow, resolve crises time and time again, and gradually get promoted. In the process, he encountered being ostracized and framed by his colleagues, misunderstood and suppressed by his superiors, and he also gained like-minded friends and sweet love. In the end, Lin Yu not only became the company's core executive, but also promoted the company's successful listing, realized his own life value, and also changed the face of his hometown.