Yang Xiao found a simple bronze mirror in an antique shop and was attracted by the mysterious light in the mirror. After touching it, he traveled to the ancient world and stood at a loss on the bustling street.
When Li Ning, an ancient police officer, led a team to hunt down robbers, he found Yang Xiao who was dressed strangely. He mistakenly thought that she was an accomplice of the robbers and arrested her and took her back to the Yamen.
When they met for the first time, Yang Xiao was shocked by Li Ning's majesty, while Li Ning was wary and curious about this woman with strange words and deeds.
