Lin Yu, a modern top student proficient in finance and criminal investigation, accidentally traveled to the Tang Dynasty. As a new arrival, he relied on modern knowledge to gain a foothold on the streets of Chang'an and began business layout. Starting from a small restaurant business, he gradually got involved in silk, tea and other industries, and became a wealthy businessman.
In the process of accumulating wealth, Lin Yu relied on his keen insight and criminal investigation knowledge to assist the government in solving many bizarre cases, from thefts to serial murders, each time making it impossible to hide the real murderer. In the process, he got acquainted with six women with different personalities. They were either ladies of the family or heroines of the world. They experienced ups and downs with Lin Yu and forged a deep friendship.
However, there is a mysterious force quietly laying out its plans in the dark, repeatedly destroying Lin Yu's plans and even threatening his life. As the investigation deepened, Lin Yu discovered that behind this force was a shocking conspiracy to overthrow the Tang Dynasty. Facing the big villain's pressing step by step, can Lin Yu rely on his wisdom and courage to capture the big villain and protect everything he cherishes in this prosperous Tang Dynasty? A time-travel legend with ups and downs begins here.
