Lin Ziyu of the 21st century, wearing gold and silver and eating delicious food, who knew that she was reborn in the 1970s when there was a shortage of food and clothing, but it didn't matter, because she had a family that loved her! Who knew that the system bound to her in her previous life also came with her, and said that she owed it 10 million points, and if she didn't pay it off, she would be wiped out. In order to survive, Lin Ziyu had to start studying hard to earn points. Who knew that she would appear in the news broadcast later, and then everyone realized that those inventions that benefited the country and the people were all invented by the girl in front of them.