Traveling through ancient times, I worked hard to develop a side business

Su Huanyan, nicknamed Susu, is seventeen years old. She is a top genius scientist in the late 21st century and the little princess of the top family, the Su family. However, she was shot in the head by a spy from another country who was ambushing her because of her greed. She died in a very miserable way. Huanyan thought that her soul would return to the underworld after her death, but the first feeling she had when she regained consciousness was hunger. She tried hard to open her eyes and found herself in a place like a refugee camp. The only remaining reason told her that she had traveled through time. After Huanyan understood this world, she really thought it would be good to die of hunger at first. She wanted to pick a not-so-healthy wild fruit, but was beaten by the tree and was covered with wounds. She had no choice but to...