In his past life, Gu Changming was admitted to university, but his admission notice was swapped by his family. He was exploited by his original family his whole life, learned the truth only in his old age, and died with bitter regret. Reborn back to the college entrance examination in the nineties, he sees through his parents' partiality toward his younger brother and Zhou Huifang's hidden calculations, and resolutely breaks ties with the blood-sucking Gu family. Enduring withheld household registration and slanderous harassment, he relies on working odd jobs to save money for review and gets admitted to Modu University. During his studies, he seizes opportunities to start a business, meets Feng Nianqiu, and the two fight side by side to found a computer company. Facing the Gu family forcing him to pay off debts for his younger brother, he holds his bottom line and never compromises. Ultimately, the Gu family tastes the bitter fruit, Gu Changming shakes off the tragedy, reaps a bumper harvest in career and love, and lives out a brand-new life.