The core setting of the novel
Female protagonist: Su Wanqing, a modern food blogger + descendant of a family of traditional Chinese medicine, accidentally traveled to the Northern Red Flag Production Brigade in 1975. The original owner was a cowardly orphan who was tortured to death.
Male protagonist: Lu Zhengyan, 24 years old, a veteran of the Red Flag Production Brigade, with a cold and upright character and good skills. He suffered a slight leg injury when he rescued his comrades. He comes from a poor family but has a good character.
Era background: 1975-1980, the work-point system, collective labor, food stamps and oil stamps, educated youth going to the countryside, and the changes of the times on the eve of reform and opening up.
Goldfinger: Portable space (contains modern seeds, medicinal materials, grains, kitchen utensils, and simple medical kits, which can be kept fresh and planted)
Main story line: Su Wanqing got rid of her best relatives after time travel, relied on space and crafts to gain a foothold in the 1970s, and went from contract marriage to true love with Lu Zhengyan, leading her family and fellow villagers out of poverty and becoming rich, catching up with the dividends of the times and living a good life.