Traveling to an ancient peasant family: I got rich by doing business

Li Yu traveled through time, from a modern handicraft + food blogger to an ancient woman whose husband died on the first day of her wedding. In order to survive, Li Yu separated from her vicious sister-in-law and moved out with her brother-in-law and young sister-in-law. The villagers said that Li Yu would not live long, after all, her brother-in-law was a sickly person who had to take medicine all year round, and no matter how much money he had, it was not enough to spend. Who knew that Li Yu sold snacks, farmed, and opened a shop, and her life became more and more prosperous! Even her sick brother-in-law's health was getting better and better, and he even studied and passed the imperial examination and became a high-ranking official...