The Secret Case of the Tang Dynasty: Chang'an Black Tea Is Revealed at the Beginning

Su Wuming: "This case is related to the fate of the country, and it must be you!" Li Chengxiu: "One can only exchange for three items. I will bring Fanlou's roasted chicken first." Su Wuming: "I'll come when I go..." Li Chengxiu: I just want to lie down, but my old cousin is too naive, so I can only help him solve the case with tears in his eyes, and shock Datang by the way.