Lin Xiangnan unexpectedly travels back to 1974, becoming a young girl bitterly worn down in a blended family. Facing a household of constant conflicts, involution in the countryside, and employment difficulties, she holds massive wealth and a system in her hands, breaking free from the shackles of her original family, resolving neighborhood disputes, and slapping snobbish relatives in the face. Relying on her superior mind, she shines brightly in the factory and reaps a fulfilling romance, living out her own dazzling life exclusively belonging to her in the seventies era.