Su Wanqing, a cook from the south of the Yangtze River, was forced to work as a cook in a restaurant in the capital due to her family's financial difficulties. She is good at making innovative home-cooked dishes. She became famous for her dish "Crab Meal and Tofu" and was selected to work in the palace kitchen. With her superb cooking skills and unique concept of combining ingredients, she gradually gained the appreciation of the prince and was recommended to the palace as the royal chef. In the palace kitchen, she faced the jealousy and frame-up of her peers, used delicious food to cure the emperor's heart ailments, and became a palace legend.