After Qin Liu, a teacher at the University of Geosciences, traveled to the ancient world, he suffered two killings in a row. For the rest of her life, she took her biological milk doll a few months old and lived incognito to replace someone else's widow. At the beginning, there is a crippled father-in-law, two children, the rice tank is empty, the thatched hut is sheltered, the cold winter is coming, and the bitter cold outside the gate. All she had was a few taels of silver and a few pieces of jewelry that she had scavenged from the dead. The start is not terrible, but I am afraid that the traverser is educated. Being good at playing to strengths and avoiding weaknesses is Qin Liu's biggest advantage. No rice, buy! No firewood, buy! No vegetables, buy! …… What if you run out of money? Then earn! Copying books, selling dumplings, selling porridge, selling nests, poor and remote areas, let's focus on a small profit but quick turnover. What, you say that smuggling horses makes a lot of money and makes money quickly? Qin Liu's mind spun quickly and ...... …… There are coal mines and iron mines on the grassland, so if you make steel and plant crops in greenhouses, will you not be able to fight?