At 32, carrying a lifetime of regret, Lin Chen is reborn back into the 2009 working-class era. In his past life, family ties shattered, his brother was scammed, and he missed his beloved, leaving endless regrets. Starting over, he proactively repairs his relationship with his parents, saves his brother who was on the verge of stepping into a pyramid scheme, and bravely protects the girl Su Wan. Yet his fellow townsman Gao Jie grows jealous, constantly plotting, framing, and scheming. Relying on his mature mindset, Lin Chen fights back step by step, gathers evidence to expose the conspiracy, and safeguards his family affection, friendship, and love. Just as life welcomes a fulfilling resolution, a mysterious access card from the year 2026 emerges, quietly unveiling the spacetime mystery behind his time travel.