In the bustling markets of Lin'an, Li Mei, a spirited young woman, runs her grandmother's tea stall. Their peaceful life takes an unexpected turn when the Emperor summons her grandmother to the Forbidden City. Determined to find the truth behind the summons, Mei embarks on a daring adventure, venturing into the heart of the Imperial Palace. With the help of a loyal friend, she navigates the labyrinthine halls and faces the unknown, unravelling a web of secrets that will challenge her perceptions and change her life forever.