I'll Just Sell a Tea Egg, and You Want Me to Compete in the Central Plains?

[Imaginary history + clouds of beauties + inventions and creations + getting rich] Suddenly traveled to ancient times, what should I do if I don't have enough to eat? What, this is a widow's village? What, I have a beautiful sister-in-law? What, the eldest brother went to the army? Isn't this good... In a time of famine and chaos, a poor family, a beautiful sister-in-law, and his stupidity, Chen Yu just wants to be a rich man, live a good life with his sister-in-law, and lead the villagers to make a fortune. By accident, this Taoyuan Village has become the only paradise in Daqian...