Lin Xiaoman, a modern night-market food stall owner, travels back to ancient times and starts making a fortune selling pork-lard rice at a canal transport wharf with her Streetwise Fortune System. She takes on wicked older women, befriends the neighbors, and gets her hands on a shop. Along the way, she also picks up a constable who owes her thirty-two coins: Shen Yan. His real name is Xiao Yan, the Prince of Jing, who is secretly investigating a case involving the smuggling of weapons at the wharf. They trade a bowl of rice for a piece of information. As her business grows bigger, the investigation grows deeper.