The modern heroine travels back in time to the 1980s when she had little to eat and no warmth to wear. The original heroine was bullied by her best relatives and starved to death.
As soon as the heroine opens her eyes, she activates her portable space, which is filled with modern supplies, food, medicine, cloth, and cash.
From then on, she no longer suffered from anger, she made the best, took care of her family, made money and started a business, and gradually became the richest woman in the 1980s, reaching the pinnacle of her life.