Shen Xiaoer, the top modern sales champion, accidentally passed through the Qin Empire and became the bullied eldest prince Ying Zheng. The mother-in-law died young and was left helpless, with only a few young eunuchs around her who were also suffering the same fate. In this palace with strict hierarchy and dangers, he not only has to face the oppression of evil slaves, but also beware of the overt and covert attacks from the master of the harem, Empress Xiao. However, Shen Xiaoer is no ordinary person. He has a deep understanding of human nature, is proficient in marketing, and has scientific knowledge far beyond this era. When survival became the top priority, he decided to use modern thinking to rewrite his destiny. Starting from improving charcoal basins for heating, to using chemical knowledge to make glass, from agricultural innovation to commercial layout, he gradually gained a foothold in the cold palace, impressing the emperor and attracting the attention of courtiers. But the game of power has just begun. The second prince Ying Cong, Queen Xiao, the family members... Powerful opponents have appeared one after another. Let's see how the time traveler, as the eldest prince, stirs up the situation in the Qin Dynasty and creates an unprecedented prosperous age.
