Time Travel and Become a Leftover Woman Who Takes Her Whole Family to Escape from Famine

(System + space + cute baby, warm and refreshing article) The old fat otaku Bai Huahua traveled through time for no reason, and she had to take her three children to forage for food to survive in the famine years, but luckily there was a system. Bite! Burn 800 calories today and get 800 gold coins! Bite! Burn 1100 calories today and get 1100 gold coins! With the help of the system, Bai Huahua led her family to open up wasteland, farm, and make inventions in ancient times, and became the richest man in the country...