After being unemployed for six months at 35, Wang Yu sets aside the halo of his former mid-level position and returns to the internet workplace as an intern project assistant. Facing a huge gap in job status and sudden project crises, he relies on years of accumulated work experience, maintains a strong ability to learn, resolves problems step by step, and gradually earns the team's trust. Enduring one test after another, he seizes the chance to compete in an internal promotion and ultimately makes a comeback, becoming a project leader once again.