Mathematics academician Jiang Xiaoling was reborn as a nine-year-old rural girl in the 1980s. Faced with the patriarchal Jiang family, she was prevented from saving tuition fees by relying on her mathematical talent. With the help of her uncle, she divorced her mother. She was appreciated by Professor Liu and got a place in the pre-examination. The Jiang family blocked the kidnapping but killed their own son. She ranked first in the province in the pre-examination. After the college entrance examination, she developed ecological agriculture and achieved a perfect counterattack.