In the 1970s, Jiang Qiaoyun, a female worker at a canned food factory, was set up by someone in her past life, her reputation completely ruined, and after suffering countless hardships, she ultimately died in despair. Reborn overnight, she returns to the very moment disaster struck, no longer letting herself be manipulated at will. Facing the frame-up by a temporary worker, the betrayal of her former fiancé, and the conspiracy to seize a university quota, she calmly maneuvers, collects evidence, publicly punctures layers of schemes, and clears her own infamy. Just as the college entrance examination is restored, she buries her head in hard study, breaks through rumors and worldly shackles, relies on her own efforts to enter university, and rushes toward her own brand-new life.